deps: update gRPC

[elharo]

@rghetia

[elharo]

Looks like deprecations have been made errors:

Task :opencensus-contrib-appengine-standard-util:compileJava

/home/travis/build/census-instrumentation/opencensus-java/contrib/appengine_standard_util/gen_gradle/src/main/java/io/opencensus/contrib/appengine/standard/util/TraceProto.java:37: warning: [deprecation] InternalDescriptorAssigner in FileDescriptor has been deprecated

com.google.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner assigner =

                                              ^

/home/travis/build/census-instrumentation/opencensus-java/contrib/appengine_standard_util/gen_gradle/src/main/java/io/opencensus/contrib/appengine/standard/util/TraceProto.java:38: warning: [deprecation] InternalDescriptorAssigner in FileDescriptor has been deprecated

    new com.google.protobuf.Descriptors.FileDescriptor.    InternalDescriptorAssigner() {

                                                      ^

/home/travis/build/census-instrumentation/opencensus-java/contrib/appengine_standard_util/gen_gradle/src/main/java/io/opencensus/contrib/appengine/standard/util/TraceProto.java:46: warning: [deprecation] internalBuildGeneratedFileFrom(String[],FileDescriptor[],InternalDescriptorAssigner) in FileDescriptor has been deprecated

  .internalBuildGeneratedFileFrom(descriptorData,

  ^

error: warnings found and -Werror specified

[codecov-io]

Codecov Report

Merging #2024 into master will decrease coverage by 0.02%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master    #2024      +/-   ##
============================================
- Coverage     83.09%   83.06%   -0.03%     
  Complexity     2251     2251              
============================================
  Files           319      319              
  Lines         10529    10529              
  Branches       1048     1048              
============================================
- Hits           8749     8746       -3     
- Misses         1441     1446       +5     
+ Partials        339      337       -2     

Impacted Files	Coverage Δ	Complexity Δ
...census/implcore/trace/export/SpanExporterImpl.java	93.28% <0.00%> (-2.24%)	12.00% <0.00%> (ø%)
...re/trace/export/InProcessSampledSpanStoreImpl.java	95.26% <0.00%> (-1.19%)	21.00% <0.00%> (-1.00%)
...pencensus/implcore/trace/RecordEventsSpanImpl.java	93.36% <0.00%> (+1.02%)	50.00% <0.00%> (+1.00%)

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[rghetia]

upgrading to grpcVersion will break grpc metrics collection using opencensus unless grpc-census package is included. See this release-note.

Please update the change.log for the dependency change and link to grpc release-note in the change.log.

[elharo]

done

[elharo]

done