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

[renovate-bot]

This PR contains the following updates:

Package	Update	Change
com.google.protobuf:protobuf-bom (source)	patch	3.11.1 -> 3.11.3

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Release Notes

protocolbuffers/protobuf

v3.11.3

Compare Source

C++

• Add OUT and OPTIONAL to windows portability files (#​7087)

PHP

• Refactored ulong to zend_ulong for php7.4 compatibility (#​7147)
• Call register_class before getClass from desc to fix segfault (#​7077)

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[codecov]

Codecov Report

Merging #72 into master will increase coverage by 0.02%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master      #72      +/-   ##
============================================
+ Coverage     87.12%   87.14%   +0.02%     
  Complexity      209      209              
============================================
  Files            11       11              
  Lines           924      926       +2     
  Branches         99      100       +1     
============================================
+ Hits            805      807       +2     
  Misses           86       86              
  Partials         33       33

Impacted Files	Coverage Δ	Complexity Δ
...rcemanager/spi/v1beta1/HttpResourceManagerRpc.java	85.71% <0%> (+0.21%)	13% <0%> (ø)	⬇️

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