deps: update dependency com.google.protobuf:protobuf-java to v3.11.3

[renovate-bot]

This PR contains the following updates:

Package	Update	Change
com.google.protobuf:protobuf-java	patch	3.11.1 -> 3.11.3

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[codecov]

Codecov Report

Merging #59 into master will increase coverage by 0.85%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master      #59      +/-   ##
============================================
+ Coverage     72.61%   73.47%   +0.85%     
+ Complexity      220      191      -29     
============================================
  Files            19       19              
  Lines          1669     1572      -97     
  Branches         26       26              
============================================
- Hits           1212     1155      -57     
+ Misses          421      405      -16     
+ Partials         36       12      -24

Impacted Files	Coverage Δ	Complexity Δ
...neranalysis/v1/stub/GrpcContainerAnalysisStub.java	88.31% <0%> (-0.72%)	9% <0%> (-1%)
...v1beta1/stub/GrpcContainerAnalysisV1Beta1Stub.java	92.8% <0%> (-0.53%)	12% <0%> (-1%)
...ta1/stub/ContainerAnalysisV1Beta1StubSettings.java	80% <0%> (-0.44%)	15% <0%> (-1%)
...nalysis/v1/stub/ContainerAnalysisStubSettings.java	79.78% <0%> (-0.43%)	12% <0%> (ø)
...ranalysis/v1beta1/stub/GrpcGrafeasV1Beta1Stub.java	96.23% <0%> (-0.32%)	21% <0%> (-1%)
...lysis/v1beta1/stub/GrafeasV1Beta1StubSettings.java	81.2% <0%> (-0.23%)	24% <0%> (-1%)
.../containeranalysis/v1/ContainerAnalysisClient.java	51.92% <0%> (+4.55%)	12% <0%> (-3%)	⬇️
...alysis/v1beta1/ContainerAnalysisV1Beta1Client.java	64.13% <0%> (+5.87%)	21% <0%> (-6%)	⬇️
...ontaineranalysis/v1beta1/GrafeasV1Beta1Client.java	67.43% <0%> (+6.45%)	48% <0%> (-15%)	⬇️

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