[WIP] Merge aspnet-telemetrycorrelation branch back to main

[reyang]

Part of #2222.

[codecov]

Codecov Report

Merging #2230 (72753b3) into main (bd69bd6) will increase coverage by 0.33%.
The diff coverage is 76.19%.

@@            Coverage Diff             @@
##             main    #2230      +/-   ##
==========================================
+ Coverage   80.28%   80.61%   +0.33%     
==========================================
  Files         220      223       +3     
  Lines        7102     7063      -39     
==========================================
- Hits         5702     5694       -8     
+ Misses       1400     1369      -31     

Impacted Files	Coverage Δ
...orter.OpenTelemetryProtocol/OtlpMetricsExporter.cs	12.50% <20.00%> (-23.22%)	⬇️
...Exporter.OpenTelemetryProtocol/BaseOtlpExporter.cs	50.00% <50.00%> (ø)
...xporter.OpenTelemetryProtocol/OtlpTraceExporter.cs	33.33% <60.00%> (-33.81%)	⬇️
...metryProtocol/OtlpExporterOptionsGrpcExtensions.cs	95.65% <95.65%> (ø)
...metryProtocol/Implementation/ResourceExtensions.cs	100.00% <100.00%> (ø)
...Telemetry/Internal/SelfDiagnosticsEventListener.cs	96.85% <0.00%> (-0.79%)	⬇️
src/OpenTelemetry/Metrics/MeterProviderSdk.cs	96.05% <0.00%> (+1.31%)	⬆️
... and 4 more