Bump com.uber.nullaway:nullaway in the development-dependencies group

Bumps the development-dependencies group with 1 update: [com.uber.nullaway:nullaway](https://github.com/uber/NullAway).


Updates `com.uber.nullaway:nullaway` from 0.12.3 to 0.12.4
- [Release notes](https://github.com/uber/NullAway/releases)
- [Changelog](https://github.com/uber/NullAway/blob/master/CHANGELOG.md)
- [Commits](https://github.com/uber/NullAway/compare/v0.12.3...v0.12.4)

---
updated-dependencies:
- dependency-name: com.uber.nullaway:nullaway
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: development-dependencies
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build.gradle

@@ -224,7 +224,7 @@ configure(javaProjects) { subproject ->
 		testImplementation 'org.jetbrains.kotlin:kotlin-reflect'
 		testImplementation 'org.jetbrains.kotlin:kotlin-stdlib-jdk8'
 
-		errorprone 'com.uber.nullaway:nullaway:0.12.3'
+		errorprone 'com.uber.nullaway:nullaway:0.12.4'
 		errorprone 'com.google.errorprone:error_prone_core:2.36.0'
 	}