internal/components: enable datadogprocessor

[gbbr]

Closes #15689

[runforesight]

Foresight Summary

    
Major Impacts

TestRabbitmqIntegration ❌ failed 1 times in 13 runs (7% fail rate).

TestRabbitmqIntegration/Running_rabbitmq_3.9 ❌ failed 1 times in 13 runs (7% fail rate).

build-and-test-windows duration(4 seconds) has decreased 42 minutes 40 seconds compared to main branch avg(42 minutes 44 seconds).

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⭕  build-and-test-windows workflow has finished in 4 seconds (42 minutes 40 seconds less than main branch avg.) and finished at 19th Dec, 2022.

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Job	Failed Steps	Tests
windows-unittest-matrix	-     🔗	N/A	See Details
windows-unittest	-     🔗	N/A	See Details

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✅  check-links workflow has finished in 45 seconds (2 minutes 47 seconds less than main branch avg.) and finished at 19th Dec, 2022.

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Job	Failed Steps	Tests
changed files	-     🔗	N/A	See Details
check-links	-     🔗	N/A	See Details

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✅  tracegen workflow has finished in 59 seconds (2 minutes 54 seconds less than main branch avg.) and finished at 19th Dec, 2022.

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Job	Failed Steps	Tests
build-dev	-     🔗	N/A	See Details
publish-latest	-     🔗	N/A	See Details
publish-stable	-     🔗	N/A	See Details

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✅  changelog workflow has finished in 1 minute 47 seconds (6 minutes 59 seconds less than main branch avg.) and finished at 19th Dec, 2022.

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Job	Failed Steps	Tests
changelog	-     🔗	N/A	See Details

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 prometheus-compliance-tests workflow has finished in 9 seconds (9 minutes 43 seconds less than main branch avg.) and finished at 19th Dec, 2022.

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Job	Failed Steps	Tests
prometheus-compliance-tests	-     🔗	✅ 21  ❌ 0  ⏭ 0    🔗	See Details

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✅  load-tests workflow has finished in 8 minutes 2 seconds (9 minutes 21 seconds less than main branch avg.) and finished at 19th Dec, 2022.

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Job	Failed Steps	Tests
loadtest (TestTraceAttributesProcessor)	-     🔗	✅ 3  ❌ 0  ⏭ 0    🔗	See Details
loadtest (TestIdleMode)	-     🔗	✅ 1  ❌ 0  ⏭ 0    🔗	See Details
loadtest (TestMetric10kDPS|TestMetricsFromFile)	-     🔗	✅ 6  ❌ 0  ⏭ 0    🔗	See Details
loadtest (TestTraceNoBackend10kSPS|TestTrace1kSPSWithAttrs)	-     🔗	✅ 8  ❌ 0  ⏭ 0    🔗	See Details
loadtest (TestMetricResourceProcessor|TestTrace10kSPS)	-     🔗	✅ 12  ❌ 0  ⏭ 0    🔗	See Details
loadtest (TestTraceBallast1kSPSWithAttrs|TestTraceBallast1kSPSAddAttrs)	-     🔗	✅ 10  ❌ 0  ⏭ 0    🔗	See Details
loadtest (TestBallastMemory|TestLog10kDPS)	-     🔗	✅ 19  ❌ 0  ⏭ 0    🔗	See Details
setup-environment	-     🔗	N/A	See Details

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 build-and-test workflow has finished in 9 minutes 57 seconds (50 minutes 18 seconds less than main branch avg.) and finished at 19th Dec, 2022.

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Job	Failed Steps	Tests
unittest-matrix (1.18, internal)	N/A	✅ 592  ❌ 0  ⏭ 0    🔗	See Details
unittest-matrix (1.19, internal)	N/A	✅ 592  ❌ 0  ⏭ 0    🔗	See Details
correctness-metrics	N/A	✅ 2  ❌ 0  ⏭ 0    🔗	See Details
correctness-traces	N/A	✅ 17  ❌ 0  ⏭ 0    🔗	See Details
unittest-matrix (1.18, processor)	N/A	✅ 1474  ❌ 0  ⏭ 0    🔗	See Details
unittest-matrix (1.19, processor)	N/A	✅ 1474  ❌ 0  ⏭ 0    🔗	See Details
unittest-matrix (1.19, extension)	N/A	✅ 528  ❌ 0  ⏭ 0    🔗	See Details
unittest-matrix (1.18, extension)	N/A	✅ 528  ❌ 0  ⏭ 0    🔗	See Details
unittest-matrix (1.18, receiver-0)	N/A	✅ 2539  ❌ 0  ⏭ 0    🔗	See Details
unittest-matrix (1.19, receiver-0)	N/A	✅ 2539  ❌ 0  ⏭ 0    🔗	See Details
unittest-matrix (1.18, exporter)	N/A	✅ 2456  ❌ 0  ⏭ 0    🔗	See Details
unittest-matrix (1.19, exporter)	N/A	✅ 2456  ❌ 0  ⏭ 0    🔗	See Details
unittest-matrix (1.19, other)	N/A	✅ 4394  ❌ 0  ⏭ 0    🔗	See Details
unittest-matrix (1.18, other)	N/A	✅ 4394  ❌ 0  ⏭ 0    🔗	See Details
unittest-matrix (1.19, receiver-1)	N/A	✅ 1854  ❌ 0  ⏭ 0    🔗	See Details
unittest-matrix (1.18, receiver-1)	N/A	✅ 1854  ❌ 0  ⏭ 0    🔗	See Details
integration-tests	N/A	✅ 55  ❌ 0  ⏭ 0    🔗	See Details

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[mx-psi]

Can you split this PR in accordance to the contributing guidelines for new components?

The Datadog exporter changes should also be on a separate PR

[mx-psi]

LGTM, but I want to wait until the unit tests situation is solved (see #17037)

[mx-psi]

 === RUN   TestDefaultProcessors
    processors_test.go:142: 
        	Error Trace:	/home/runner/work/opentelemetry-collector-contrib/opentelemetry-collector-contrib/internal/components/processors_test.go:142
        	Error:      	"[{attributes %!s(components.getProcessorConfigFn=0x83b2c40) %!s(bool=false)} {batch %!s(components.getProcessorConfigFn=<nil>) %!s(bool=false)} {deltatorate %!s(components.getProcessorConfigFn=<nil>) %!s(bool=false)} {filter %!s(components.getProcessorConfigFn=<nil>) %!s(bool=false)} {groupbyattrs %!s(components.getProcessorConfigFn=<nil>) %!s(bool=false)} {groupbytrace %!s(components.getProcessorConfigFn=<nil>) %!s(bool=false)} {k8sattributes %!s(components.getProcessorConfigFn=<nil>) %!s(bool=true)} {memory_limiter %!s(components.getProcessorConfigFn=0x83b2b40) %!s(bool=false)} {metricstransform %!s(components.getProcessorConfigFn=<nil>) %!s(bool=false)} {experimental_metricsgeneration %!s(components.getProcessorConfigFn=<nil>) %!s(bool=false)} {probabilistic_sampler %!s(components.getProcessorConfigFn=<nil>) %!s(bool=false)} {resourcedetection %!s(components.getProcessorConfigFn=<nil>) %!s(bool=false)} {resource %!s(components.getProcessorConfigFn=0x83b2960) %!s(bool=false)} {routing %!s(components.getProcessorConfigFn=<nil>) %!s(bool=true)} {span %!s(components.getProcessorConfigFn=0x83b2800) %!s(bool=false)} {servicegraph %!s(components.getProcessorConfigFn=<nil>) %!s(bool=true)} {spanmetrics %!s(components.getProcessorConfigFn=<nil>) %!s(bool=true)} {cumulativetodelta %!s(components.getProcessorConfigFn=<nil>) %!s(bool=false)} {tail_sampling %!s(components.getProcessorConfigFn=<nil>) %!s(bool=false)} {transform %!s(components.getProcessorConfigFn=<nil>) %!s(bool=false)}]" should have 21 item(s), but has 20
        	Test:       	TestDefaultProcessors
        	Messages:   	All processors MUST be added to lifecycle tests