build(deps): bump com.google.cloud:spring-cloud-gcp-dependencies

Bumps [com.google.cloud:spring-cloud-gcp-dependencies](https://github.com/GoogleCloudPlatform/spring-cloud-gcp) from 5.6.0 to 5.7.0.
- [Release notes](https://github.com/GoogleCloudPlatform/spring-cloud-gcp/releases)
- [Changelog](https://github.com/GoogleCloudPlatform/spring-cloud-gcp/blob/main/CHANGELOG.md)
- [Commits](GoogleCloudPlatform/spring-cloud-gcp@v5.6.0...v5.7.0)

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

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

pom.xml

@@ -54,7 +54,7 @@
     <dependency-check-maven.version>10.0.2</dependency-check-maven.version>
     <gatling-maven-plugin.version>4.9.6</gatling-maven-plugin.version>
     <gatling.version>3.12.0</gatling.version>
-    <gcp.sdk.version>5.6.0</gcp.sdk.version>
+    <gcp.sdk.version>5.7.0</gcp.sdk.version>
     <github.button.version>2.14.1</github.button.version>
     <java.version>22</java.version>
     <jquery.version>3.7.1</jquery.version>