Bump google-api-core from 2.18.0 to 2.19.0

Bumps [google-api-core](https://github.com/googleapis/python-api-core) from 2.18.0 to 2.19.0.
- [Release notes](https://github.com/googleapis/python-api-core/releases)
- [Changelog](https://github.com/googleapis/python-api-core/blob/main/CHANGELOG.md)
- [Commits](googleapis/python-api-core@v2.18.0...v2.19.0)

---
updated-dependencies:
- dependency-name: google-api-core
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -10,7 +10,7 @@ docker==5.0.3
 feedparser==6.0.11
 gitdb==4.0.11
 GitPython==3.1.43
-google-api-core==2.18.0
+google-api-core==2.19.0
 google-auth==2.29.0
 google-cloud-core==2.4.1
 google-cloud-datastore==2.19.0