Fix the CI action

Author: Rahe

.github/workflows/ci.yml

@@ -32,8 +32,8 @@ jobs:
         coverage: xdebug #optional, setup coverage driver
         tools: psalm, phpcbf, phpcs, phpunit:5.7.27
 
-    - name: Check PHP Version
-      run: php -v
+    - name: Install all depenencies
+      run: composer install
 
     - name: Install WP Tests
       run: bash bin/install-wp-tests.sh wordpress_test root root 127.0.0.1:3306 ${{ matrix.wp }} true