Release v1.20.0/v0.45.0/v0.14.0

[MrAlias]

Added

• Set the description for the rpc.server.duration metric in go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc. (otelgrpc: Set "rpc.server.duration" metric description #4302)
• Add NewServerHandler and NewClientHandler that return a grpc.StatsHandler used for gRPC instrumentation in go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc. (otelgrpc: Implement grpc.StatsHandler for trace instrumentation #3002)
• Add new Prometheus bridge module in go.opentelemetry.io/contrib/bridges/prometheus. (Add prometheus bridge #4227)

Changed

• Upgrade dependencies of OpenTelemetry Go to use the new v1.19.0/v0.42.0/v0.0.7 release.
• Use grpc.StatsHandler for gRPC instrumentation in go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc/example. (otelgrpc: Modify example to use grpc.StatsHandler #4325)

[codecov]

Codecov Report

Merging #4351 (0f19cb2) into main (e901cf0) will increase coverage by 1.0%.
The diff coverage is 31.4%.

@@           Coverage Diff           @@
##            main   #4351     +/-   ##
=======================================
+ Coverage   82.2%   83.2%   +1.0%     
=======================================
  Files        144     145      +1     
  Lines      10005   10010      +5     
=======================================
+ Hits        8229    8335    +106     
+ Misses      1636    1532    -104     
- Partials     140     143      +3     

Files	Coverage Δ
...github.com/aws/aws-lambda-go/otellambda/version.go	60.0% <100.0%> (ø)
...on/github.com/aws/aws-sdk-go-v2/otelaws/version.go	60.0% <100.0%> (ø)
...hub.com/emicklei/go-restful/otelrestful/version.go	60.0% <100.0%> (ø)
...tation/github.com/gin-gonic/gin/otelgin/version.go	60.0% <100.0%> (ø)
...entation/github.com/gorilla/mux/otelmux/version.go	60.0% <100.0%> (ø)
...ation/github.com/labstack/echo/otelecho/version.go	60.0% <100.0%> (ø)
...ongodb.org/mongo-driver/mongo/otelmongo/version.go	60.0% <100.0%> (+60.0%)	⬆️
...ntation/google.golang.org/grpc/otelgrpc/version.go	100.0% <100.0%> (ø)
...ntation/gopkg.in/macaron.v1/otelmacaron/version.go	60.0% <100.0%> (ø)
...tation/net/http/httptrace/otelhttptrace/version.go	60.0% <100.0%> (ø)
... and 25 more

... and 2 files with indirect coverage changes