build(deps): bump google-cloud-appengine-logging from 1.4.2 to 1.4.3

Bumps [google-cloud-appengine-logging](https://github.com/googleapis/google-cloud-python) from 1.4.2 to 1.4.3.
- [Release notes](https://github.com/googleapis/google-cloud-python/releases)
- [Changelog](https://github.com/googleapis/google-cloud-python/blob/main/packages/google-cloud-documentai/CHANGELOG.md)
- [Commits](googleapis/google-cloud-python@google-cloud-appengine-logging-v1.4.2...google-cloud-appengine-logging-v1.4.3)

---
updated-dependencies:
- dependency-name: google-cloud-appengine-logging
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -41,7 +41,7 @@ flask-sock==0.7.0
 gdata==4.0.1
 google-api-core==2.12.0
 google-auth==2.15.0
-google-cloud-appengine-logging==1.4.2
+google-cloud-appengine-logging==1.4.3
 google-cloud-audit-log==0.2.5
 google-cloud-core==2.3.3
 google-cloud-datastore==2.16.1