1.30.0 Release

What's Changed

SemVer Minor

• Deprecate FieldDescriptor.isOptional. by @thomasvl in #1764
• Deprecate FieldDescriptor label by @thomasvl in #1766
• Drop Swift 5.9 by @rnro in #1775
• Textformat reserved by @thomasvl in #1774

SemVer Patch

• Track some more upstream changes moving off label. by @thomasvl in #1769

Other Changes

• Update the RELEASING docs to cover the current state of things. by @thomasvl in #1759
• Move off label and use isRepeated/isRequired. by @thomasvl in #1765
• Swift 6.1 on CI by @thomasvl in #1768
• Update protos from upstream and record new conformance failure by @thomasvl in #1772
• Some small cleanups. by @thomasvl in #1773
• Like the plugin, use .rawValue by @thomasvl in #1779
• Version bump to prep for a release by @thomasvl in #1781

New Contributors

• @rnro made their first contribution in #1775

Full Changelog: 1.29.0...1.30.0