deps: bump error_prone_core from 2.18.0 to 2.19.1 (#1837)

Bumps [error_prone_core](https://github.com/google/error-prone) from 2.18.0 to 2.19.1.
- [Release notes](https://github.com/google/error-prone/releases)
- [Commits](google/error-prone@v2.18.0...v2.19.1)

---
updated-dependencies:
- dependency-name: com.google.errorprone:error_prone_core
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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