Bump google-protobuf from 3.10.0 to 3.11.4

[dependabot-preview]

Bumps google-protobuf from 3.10.0 to 3.11.4.

Release notes

Sourced from google-protobuf's releases.

Protocol Buffers v3.11.4

C#

• Fix latest ArgumentException for C# extensions (#7188)
• Enforce recursion depth checking for unknown fields (#7210)

Ruby

• Fix wrappers with a zero value (#7195)
• Fix JSON serialization of 0/empty-valued wrapper types (#7198)

Protocol Buffers v3.11.3

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)

Protocol Buffers v3.11.2

PHP

• Make c extension portable for php 7.4 (#6968)

Protocol Buffers v3.11.1

PHP

• Extern declare protobuf_globals (#6946)

Protocol Buffers v3.11.0

C++

• Make serialization method naming consistent
• Make proto runtime + generated code free of deprecation warnings
• Moved ShutdownProtobufLibrary() to message_lite.h. For backward compatibility a declaration is still available in stubs/common.h, but users should prefer message_lite.h
• Removed non-namespace macro EXPECT_OK()
• Removed mathlimits.h from stubs in favor of using std::numeric_limits from C++11
• Fixed bug in parser when ending on a group tag
• Add a helper function to UnknownFieldSet to deal with the changing return value of message::unknown_fields()
• Fix incorrect use of string_view iterators
• Support direct pickling of nested messages
• Skip extension tag validation for MessageSet if unknown dependencies are allowed
• Updated deprecation macros to annotate deprecated code (#6612)
• Remove conversion warning in MapEntryFuncs::ByteSizeLong (#6766)
• Revert "Make shared libraries be able to link to MSVC static runtime libraries, so that VC runtime is not required." (#6914)

... (truncated)

Commits

• d0bfd52 Skip building distribution tar files for 32 bit Mac (#7214)
• e9e4c68 Update CHANGES.txt to include the description of #7210 (#7212)
• 0e8f69e enforce recursion depth checking for unknown fields (#7210)
• d314101 Remove protoc release for 32-bit Macs (#7209)
• 7393bf1 Update CHANGES.txt for 3.11.4 release (#7205)
• c740572 Update protobuf version (#7206)
• 906e9c6 Fix for JSON serialization of 0/empty-valued wrapper types (#7198) (#7204)
• 3c020b9 Update CHANGES.txt for 3.11.4 release
• 37fc432 Fix for wrappers with a zero value (#7195) (#7201)
• 1440569 Update the Xcode version number in Kokoro (#7202) (#7203)
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #446.