Bump com.google.cloud:libraries-bom from 26.47.0 to 26.50.0

Bumps [com.google.cloud:libraries-bom](https://github.com/googleapis/java-cloud-bom) from 26.47.0 to 26.50.0.
- [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@v26.47.0...v26.50.0)

---
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]>

gradle/libs.versions.toml

@@ -116,7 +116,7 @@ nimbus-jose-jwt = { group = "com.nimbusds", name = "nimbus-jose-jwt", version =
 
 kotlinx-atomicfu = { group = "org.jetbrains.kotlinx", name = "atomicfu", version = "0.26.0"}
 
-google-cloud-bom = { group = "com.google.cloud", name = "libraries-bom", version = "26.47.0"}
+google-cloud-bom = { group = "com.google.cloud", name = "libraries-bom", version = "26.50.0"}
 # google-cloud-bigquery versjon er hentet fra google-cloud-bom
 google-cloud-bigquery = { group = "com.google.cloud", name = "google-cloud-bigquery"}