Fix immutable releases

Author: devSparkle

.github/workflows/release.yml

@@ -77,6 +77,7 @@ jobs:
           artifacts: "**/*.rbxm"
           prerelease: ${{ contains(needs.manifest.outputs.version, '-') }}
           generateReleaseNotes: true
+          immutableCreate: true
 
   publish-wally:
     needs: [build, publish-github]