update renovate template

Author: suztomo

sdk-platform-java/hermetic_build/library_generation/owlbot/templates/java_library/renovate.json

@@ -29,9 +29,9 @@
         "^.github/workflows/unmanaged_dependency_check.yaml$"
       ],
       "matchStrings": [
-        "uses: googleapis/google-cloud-java/sdk-platform-java/java-shared-dependencies/unmanaged-dependency-check@v(?<currentValue>.+?)\\n"
+        "uses: googleapis/google-cloud-java/sdk-platform-java/java-shared-dependencies/unmanaged-dependency-check@google-cloud-shared-dependencies/v(?<currentValue>.+?)\\n"
       ],
-      "depNameTemplate": "com.google.cloud:gapic-libraries-bom",
+      "depNameTemplate": "com.google.cloud:google-cloud-shared-dependencies",
       "datasourceTemplate": "maven"
     }
   ],