deps: update dependency com.google.protobuf:protobuf-bom to v3.18.1

[renovate-bot]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
com.google.protobuf:protobuf-bom (source)	3.17.3 -> 3.18.1

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Release Notes

protocolbuffers/protobuf

v3.18.1

Compare Source

Python

• Update setup.py to reflect that we now require at least Python 3.5 (#​8989)
• Performance fix for DynamicMessage: force GetRaw() to be inlined (#​9023)

Ruby

• Update ruby_generator.cc to allow proto2 imports in proto3 (#​9003)

v3.18.0

Compare Source

C++

• Fix warnings raised by clang 11 (#​8664)
• Make StringPiece constructible from std::string_view (#​8707)
• Add missing capability attributes for LLVM 12 (#​8714)
• Stop using std::iterator (deprecated in C++17). (#​8741)
• Move field_access_listener from libprotobuf-lite to libprotobuf (#​8775)
• Fix #​7047 Safely handle setlocale (#​8735)
• Remove deprecated version of SetTotalBytesLimit() (#​8794)
• Support arena allocation of google::protobuf::AnyMetadata (#​8758)
• Fix undefined symbol error around SharedCtor() (#​8827)
• Fix default value of enum(int) in json_util with proto2 (#​8835)
• Better Smaller ByteSizeLong
• Introduce event filters for inject_field_listener_events
• Reduce memory usage of DescriptorPool
• For lazy fields copy serialized form when allowed.
• Re-introduce the InlinedStringField class
• v2 access listener
• Reduce padding in the proto's ExtensionRegistry map.
• GetExtension performance optimizations
• Make tracker a static variable rather than call static functions
• Support extensions in field access listener
• Annotate MergeFrom for field access listener
• Fix incomplete types for field access listener
• Add map_entry/new_map_entry to SpecificField in MessageDifferencer. They
  record the map items which are different in MessageDifferencer's reporter.
• Reduce binary size due to fieldless proto messages
• TextFormat: ParseInfoTree supports getting field end location in addition to
  start.
• Fix repeated enum extension size in field listener
• Enable Any Text Expansion for Descriptors::DebugString()
• Switch from int{8,16,32,64} to int{8,16,32,64}_t

Java

• Fix errorprone conflict (#​8723)
• Removing deprecated TimeUtil class. (#​8749)
• Optimized FieldDescriptor.valueOf() to avoid array copying.
• Removing deprecated TimeUtil class.
• Add Durations.parseUnchecked(String) and Timestamps.parseUnchecked(String)
• FieldMaskUtil: Add convenience method to mask the fields out of a given proto.

JavaScript

• Optimize binary parsing of repeated float64
• Fix for optimization when reading doubles from binary wire format
• Replace toArray implementation with toJSON.

PHP

• Migrate PHP & Ruby to ABSL wyhash (#​8854)
• Added support for PHP 8.1 (currently in RC1) to the C extension (#​8964)
• Fixed PHP SEGV when constructing messages from a destructor. (#​8969)

Ruby

• Move DSL implementation from C to pure Ruby (#​8850)
• Fixed a memory bug with RepeatedField#+. (#​8970)

Python

• Drops support for 2.7 and 3.5.

Other

• [csharp] ByteString.CreateCodedInput should use ArraySegment offset and count (#​8740)
• [ObjC] Add support for using the proto package to prefix symbols. (#​8760)
• field_presence.md: fix Go example (#​8788)

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