Revert "ci: fix missing luarocks"

This reverts commit ea7a761.

Author: ryanpholt

.github/workflows/ci.yml

@@ -28,9 +28,6 @@ jobs:
       with:
         xmake-version: latest
 
-    - name: Setup LuaRocks
-      uses: hishamhm/gh-actions-luarocks@master
-
     - name: Verify installations
       run: |
         nvim --version