build(deps): bump com.google.code.gson:gson in /graphwebhook

Bumps [com.google.code.gson:gson](https://github.com/google/gson) from 2.11.0 to 2.12.0.
- [Release notes](https://github.com/google/gson/releases)
- [Changelog](https://github.com/google/gson/blob/main/CHANGELOG.md)
- [Commits](google/gson@gson-parent-2.11.0...gson-parent-2.12.0)

---
updated-dependencies:
- dependency-name: com.google.code.gson:gson
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

graphwebhook/pom.xml

@@ -106,7 +106,7 @@
 		<dependency>
 			<groupId>com.google.code.gson</groupId>
 			<artifactId>gson</artifactId>
-			<version>2.11.0</version>
+			<version>2.12.0</version>
 		</dependency>
 	</dependencies>