Release 1.21.0/0.44.0

[pellared]

Removed

• Remove the deprecated go.opentelemetry.io/otel/bridge/opencensus.NewTracer. (Remove the deprecated NewTracer from OC bridge #4706)
• Remove the deprecated go.opentelemetry.io/otel/exporters/otlp/otlpmetric module. (Remove the deprecated otlpmetric module #4707)
• Remove the deprecated go.opentelemetry.io/otel/example/view module. (Remove the deprecated view example #4708)
• Remove the deprecated go.opentelemetry.io/otel/example/fib module. (Remove example/fib #4723)

Fixed

• Do not parse non-protobuf responses in go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetrichttp. (otlpmetrichttp otlptracehttp: Do not parse non-protobuf reponses #4719)
• Do not parse non-protobuf responses in go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp. (otlpmetrichttp otlptracehttp: Do not parse non-protobuf reponses #4719)

[codecov]

Codecov Report

Merging #4724 (d6b34cd) into main (a27c53b) will not change coverage.
The diff coverage is 100.0%.

Additional details and impacted files

@@          Coverage Diff          @@
##            main   #4724   +/-   ##
=====================================
  Coverage   81.7%   81.7%           
=====================================
  Files        224     224           
  Lines      18113   18113           
=====================================
  Hits       14815   14815           
  Misses      3002    3002           
  Partials     296     296           

Files	Coverage Δ
bridge/opencensus/version.go	100.0% <100.0%> (ø)
...xporters/otlp/otlpmetric/otlpmetricgrpc/version.go	100.0% <100.0%> (ø)
...xporters/otlp/otlpmetric/otlpmetrichttp/version.go	100.0% <100.0%> (ø)
exporters/otlp/otlptrace/version.go	100.0% <100.0%> (ø)
sdk/metric/version.go	100.0% <100.0%> (ø)
sdk/version.go	100.0% <100.0%> (ø)
version.go	100.0% <100.0%> (ø)