build(deps): bump the minor-and-patch group across 1 directory with 2 updates

Bumps the minor-and-patch group with 2 updates in the /src/user_sync directory: [boto3](https://github.com/boto/boto3) and [google-auth](https://github.com/googleapis/google-cloud-python).


Updates `boto3` from 1.43.41 to 1.43.43
- [Release notes](https://github.com/boto/boto3/releases)
- [Commits](https://github.com/boto/boto3/compare/1.43.41...1.43.43)

Updates `google-auth` from 2.55.1 to 2.55.2
- [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](https://github.com/googleapis/google-cloud-python/compare/google-auth-v2.55.1...google-auth-v2.55.2)

---
updated-dependencies:
- dependency-name: boto3
  dependency-version: 1.43.43
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: minor-and-patch
- dependency-name: google-auth
  dependency-version: 2.55.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: minor-and-patch
...

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

src/sla_monitor/requirements.txt

@@ -1 +1 @@
-boto3==1.43.41
+boto3==1.43.43

src/user_sync/requirements.txt

@@ -1,3 +1,3 @@
-boto3==1.43.41
-google-auth==2.55.1
+boto3==1.43.43
+google-auth==2.55.2
 google-api-python-client==2.198.0