Usage of ELSE IF is discouraged; use ELSEIF instead

Expected 1 space(s) after ELSE keyword; 0 found

Expected 1 space(s) after ELSE keyword; 0 found

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, thenabeel/action-phpcs@v8. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/