fix: another attempt to trigger luarocks workflow

This should be sufficient based on what nvim-tree does:

        https://github.com/nvim-tree/nvim-tree.lua/blob/master/.github/workflows/luarocks.yml

.github/workflows/luarocks.yml

@@ -3,9 +3,7 @@ name: Push to Luarocks
 on:
   push:
     tags:
-      - '*'
-  release:
-    types: [published] # Triggered by release-please
+      - 'v[0-9]+.[0-9]+.[0-9]+'
   pull_request: # Tests a local luarocks install without publishing on PRs
   workflow_dispatch: # Allow manual trigger