Fix luarocks workflow

Author: MeanderingProgrammer

.github/workflows/luarocks.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Checkout
-      - uses: actions/checkout@v4
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0 # Required to get the tags