Implement A72: OpenTelemetry Tracing

[aranjans]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 81.13879% with 53 lines in your changes missing coverage. Please review.

Project coverage is 81.80%. Comparing base (66385b2) to head (08b57d9).

Files with missing lines	Patch %	Lines
stats/opentelemetry/grpc_trace_bin_propagator.go	64.06%	16 Missing and 7 partials ⚠️
stats/opentelemetry/trace.go	77.77%	13 Missing and 5 partials ⚠️
stats/opentelemetry/client_metrics.go	88.23%	4 Missing and 2 partials ⚠️
...entelemetry/internal/tracing/custom_map_carrier.go	84.21%	4 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #7850      +/-   ##
==========================================
- Coverage   81.84%   81.80%   -0.04%     
==========================================
  Files         374      377       +3     
  Lines       37993    38243     +250     
==========================================
+ Hits        31096    31286     +190     
- Misses       5598     5637      +39     
- Partials     1299     1320      +21     

Files with missing lines	Coverage Δ
clientconn.go	92.15% <100.00%> (+<0.01%)	⬆️
stats/opentelemetry/opentelemetry.go	76.82% <100.00%> (+0.95%)	⬆️
stats/opentelemetry/server_metrics.go	90.34% <100.00%> (+0.96%)	⬆️
stream.go	81.78% <100.00%> (+0.06%)	⬆️
stats/opentelemetry/client_metrics.go	87.38% <88.23%> (-0.55%)	⬇️
...entelemetry/internal/tracing/custom_map_carrier.go	84.21% <84.21%> (ø)
stats/opentelemetry/trace.go	77.77% <77.77%> (ø)
stats/opentelemetry/grpc_trace_bin_propagator.go	64.06% <64.06%> (ø)

... and 16 files with indirect coverage changes