Bump com.google.code.gson:gson from 2.12.0 to 2.12.1 in /version-checker

Bumps [com.google.code.gson:gson](https://github.com/google/gson) from 2.12.0 to 2.12.1.
- [Release notes](https://github.com/google/gson/releases)
- [Changelog](https://github.com/google/gson/blob/main/CHANGELOG.md)
- [Commits](google/gson@gson-parent-2.12.0...gson-parent-2.12.1)

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

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

version-checker/build.gradle.kts

@@ -24,7 +24,7 @@ repositories {
 dependencies {
     compileOnly("org.projectlombok:lombok:1.18.36")
 
-    api("com.google.code.gson:gson:2.12.0")
+    api("com.google.code.gson:gson:2.12.1")
     compileOnly("org.jspecify:jspecify:1.0.0")
 
     testCompileOnly("org.jspecify:jspecify:1.0.0")