Init sdk bundle profiler

[jdalmas]

Related to open-telemetry/opentelemetry-php#567

This PR aim to initialize & scaffold OTEL Bundle Profiler data collector.

Related issue recommands to create a DebugBundle. I don't know if it make sense or if this PR (who let profiling & debug things in OtelSdkBundle) is good enough.

Full Profiler view looks like :

Bottom Profiler view looks like :

[codecov]

Codecov Report

Merging #74 (6d024fc) into main (6992bd8) will increase coverage by 0.77%.
The diff coverage is 96.38%.

Additional details and impacted files

@@             Coverage Diff              @@
##               main      #74      +/-   ##
============================================
+ Coverage     88.81%   89.58%   +0.77%     
- Complexity      257      283      +26     
============================================
  Files            28       31       +3     
  Lines           733      816      +83     
============================================
+ Hits            651      731      +80     
- Misses           82       85       +3     

Flag	Coverage Δ
7.4	89.58% <96.38%> (+0.77%)	⬆️
8.0	89.33% <96.38%> (+0.79%)	⬆️
8.1	89.33% <96.38%> (+0.79%)	⬆️

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Impacted Files	Coverage Δ
.../OtelSdkBundle/DataCollector/OtelDataCollector.php	94.54% <94.54%> (ø)
...ony/OtelSdkBundle/Debug/TraceableSpanProcessor.php	100.00% <100.00%> (ø)
...ny/OtelSdkBundle/Debug/TraceableTracerProvider.php	100.00% <100.00%> (ø)

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[brettmc]

Hi @jdalmas sorry it's taken so long to get to this PR. We've short on symfony expertise at the moment, but I'll review as best I can.

[brettmc]

We have OpenTelemetry\API\Common\Instrumentation\InstrumentationInterface and InstrumentationTrait which I believe is meant to be implemented by 3rd party instrumentations like this one. Can you take a look at it and see if you think it can be incorporated? Some of the methods in OtelDataCollector look the same...