Bump leafo/gh-actions-lua from 11 to 12

Bumps [leafo/gh-actions-lua](https://github.com/leafo/gh-actions-lua) from 11 to 12.
- [Release notes](https://github.com/leafo/gh-actions-lua/releases)
- [Commits](leafo/gh-actions-lua@v11...v12)

---
updated-dependencies:
- dependency-name: leafo/gh-actions-lua
  dependency-version: '12'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/deploy.yml

@@ -54,7 +54,7 @@ jobs:
           cd ../../
 
       - name: Install Lua
-        uses: leafo/gh-actions-lua@v11
+        uses: leafo/gh-actions-lua@v12
 
       - name: Install LuaRocks
         uses: leafo/gh-actions-luarocks@v5