Add IntegrationSink CRD

[matzew]

Related to #8185

Proposed Changes

• Adding new IntegrationSink CRD and tests. As alwasys, there is lot of boilerplate code when on-bording new component

Pre-review Checklist

• At least 80% unit test coverage
• E2E tests for any new behavior
• Docs PR for any user-facing impact
• Spec PR for any new API feature
• Conformance test for any change to the spec

Release Note

Add IntegrationSink for supporting generic event sinks based on Apache Camel Kamelets.

Docs

[codecov]

Codecov Report

Attention: Patch coverage is 49.78992% with 239 lines in your changes missing coverage. Please review.

Project coverage is 64.23%. Comparing base (5ad7dab) to head (9d7e051).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
pkg/reconciler/integration/sink/integrationsink.go	38.46%	79 Missing and 17 partials ⚠️
pkg/reconciler/integration/sink/controller.go	0.00%	58 Missing ⚠️
.../apis/sinks/v1alpha1/integration_sink_lifecycle.go	9.30%	39 Missing ⚠️
...iler/integration/sink/resources/container_image.go	72.80%	31 Missing ⚠️
...apis/sinks/v1alpha1/integration_sink_validation.go	79.54%	7 Missing and 2 partials ⚠️
...g/apis/sinks/v1alpha1/integration_sink_defaults.go	0.00%	3 Missing ⚠️
pkg/apis/sinks/v1alpha1/integration_sink_types.go	66.66%	2 Missing ⚠️
cmd/controller/main.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8304      +/-   ##
==========================================
- Coverage   64.53%   64.23%   -0.31%     
==========================================
  Files         380      390      +10     
  Lines       22772    23248     +476     
==========================================
+ Hits        14697    14934     +237     
- Misses       7300     7520     +220     
- Partials      775      794      +19     

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🚨 Try these New Features:

• Flaky Tests Detection - Detect and resolve failed and flaky tests

[matzew]

we are actually not using this.

In a follow up PR, we will generate these Certificate manifest for each IntegrationSource instance (their Service).

[pierDipi]

/lgtm
/approve

[pierDipi]

this helps when having annotations that are "boolean" but need to be represented as strings

Suggested change

	{{ $key }}: {{ $value }}
	{{ $key }}: "{{ $value }}"

[matzew]

yeah ... I fixed similar before, last week.

Will update it. eventually

[knative-prow]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: matzew, pierDipi

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