chore(deps): bump com.google.cloud:libraries-bom from 26.78.0 to 26.80.0

Bumps [com.google.cloud:libraries-bom](https://github.com/googleapis/java-cloud-bom) from 26.78.0 to 26.80.0.
- [Release notes](https://github.com/googleapis/java-cloud-bom/releases)
- [Commits](googleapis/java-cloud-bom@v26.78.0...v26.80.0)

---
updated-dependencies:
- dependency-name: com.google.cloud:libraries-bom
  dependency-version: 26.80.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -8,7 +8,7 @@ log4j = "2.25.3"
 wiremock = "3.13.2"
 jnanoid = "2.0.0"
 awssdk = "2.42.18"
-gcs = "26.78.0"
+gcs = "26.80.0"
 system-stubs = "2.1.8"
 fastcsv = "4.1.1"
 poi = "5.5.1"