Update version of luarocks workflow action

Author: AndreasArvidsson

.github/actions/test-neovim-lua/action.yml

@@ -6,7 +6,7 @@ runs:
     - uses: leafo/gh-actions-lua@v10
       with:
         luaVersion: "luajit-openresty"
-    - uses: leafo/gh-actions-luarocks@v4
+    - uses: leafo/gh-actions-luarocks@v5
     - shell: bash
       run: |
         luarocks install busted

.github/workflows/pre-commit.yml

@@ -43,7 +43,7 @@ jobs:
         uses: leafo/gh-actions-lua@v9
 
       - name: Install luarocks
-        uses: leafo/gh-actions-luarocks@v4
+        uses: leafo/gh-actions-luarocks@v5
 
       - name: Run pre-commit hooks
         uses: pre-commit/[email protected]