ci: add back java strategy

Author: scriptcoded

.github/workflows/release-please.yml

@@ -19,6 +19,7 @@ jobs:
       - id: release
         uses: googleapis/release-please-action@v4
         with:
+          release-type: java
           config-file: release-please-config.json
           manifest-file: .release-please-manifest.json
 

release-please-config.json

@@ -1,8 +1,11 @@
 {
+  "$schema": "https://raw.githubusercontent.com/googleapis/release-please/main/schemas/config.json",
   "packages": {
-    ".": {}
-  },
-  "extra-files": [
-    "gradle.properties"
-  ]
+    ".": {
+      "extra-files": [
+        "gradle.properties"
+      ],
+      "skip-snapshot": true
+    }
+  }
 }