[Announce] Fix group ID, it's a full package name not just group (TBFxd)

Author: robotgryphon

.github/workflows/announce-latest-nightly.yml

@@ -44,7 +44,7 @@ jobs:
         with:
           owner: compactmods
           repo: compactmachines
-          group: dev.compactmods
+          group: dev.compactmods.compactmachines
           filter: "^compactmachines-(?:[\\d\\.]{4}).jar$"
           outputFile: compactmachines-nightly.json