Closes #780 - Added opt-out for MDC injection of individual libraries

[JonasKunz]

Closes #780

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This change is 

[codecov]

Codecov Report

Merging #796 into master will decrease coverage by 0.14%.
The diff coverage is 76.67%.

@@             Coverage Diff              @@
##             master     #796      +/-   ##
============================================
- Coverage     83.00%   82.87%   -0.14%     
- Complexity     1736     1756      +20     
============================================
  Files           174      177       +3     
  Lines          5366     5452      +86     
  Branches        650      658       +8     
============================================
+ Hits           4454     4518      +64     
- Misses          675      691      +16     
- Partials        237      243       +6     

Impacted Files	Coverage Δ	Complexity Δ
...t/ocelot/config/model/tracing/TracingSettings.java	100.00% <ø> (ø)	0.00 <0.00> (ø)
...ion/correlation/log/adapters/Log4J1MDCAdapter.java	70.00% <0.00%> (-7.78%)	4.00 <1.00> (+1.00)	⬇️
...ion/correlation/log/adapters/Log4J2MDCAdapter.java	70.00% <0.00%> (-7.78%)	4.00 <1.00> (+1.00)	⬇️
...tion/correlation/log/adapters/Slf4jMDCAdapter.java	70.00% <0.00%> (-7.78%)	4.00 <1.00> (+1.00)	⬇️
...nstrumentation/context/ContextPropagationUtil.java	84.73% <70.37%> (-3.00%)	31.00 <3.00> (+5.00)	⬇️
...rumentation/context/propagation/DatadogFormat.java	77.14% <77.14%> (ø)	7.00 <7.00> (?)
...trumentation/context/PropagationFormatManager.java	80.00% <80.00%> (ø)	3.00 <3.00> (?)
...ocelot/config/model/tracing/PropagationFormat.java	100.00% <100.00%> (ø)	1.00 <1.00> (?)
...ore/instrumentation/correlation/log/MDCAccess.java	87.50% <100.00%> (+3.63%)	16.00 <3.00> (+3.00)
...bootstrap/instrumentation/noop/NoopMethodHook.java	33.33% <0.00%> (-66.67%)	1.00% <0.00%> (-2.00%)
... and 7 more

[mariusoe]

Reviewed 10 of 10 files at r1.
Reviewable status: complete! all files reviewed, all discussions resolved

[mariusoe]

Reviewable status: complete! all files reviewed, all discussions resolved