Bump com.google.cloud:libraries-bom from 26.50.0 to 26.52.0

Bumps [com.google.cloud:libraries-bom](https://github.com/googleapis/java-cloud-bom) from 26.50.0 to 26.52.0.
- [Release notes](https://github.com/googleapis/java-cloud-bom/releases)
- [Changelog](https://github.com/googleapis/java-cloud-bom/blob/main/release-please-config.json)
- [Commits](googleapis/java-cloud-bom@v26.50.0...v26.52.0)

---
updated-dependencies:
- dependency-name: com.google.cloud:libraries-bom
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

pom.xml

@@ -233,7 +233,7 @@
     <!-- Google Libraries -->
     <protobuf.version>3.25.5</protobuf.version>
     <grpc.version>1.69.0</grpc.version>
-    <google.cloud.libraries.version>26.50.0</google.cloud.libraries.version>
+    <google.cloud.libraries.version>26.52.0</google.cloud.libraries.version>
     <google.auto-service.version>1.1.1</google.auto-service.version>
     <google.re2j.version>1.7</google.re2j.version>
     <google.errorprone.version>2.36.0</google.errorprone.version>