changed CI config.

Author: N3XT0R

.github/workflows/ci.yml

@@ -37,7 +37,7 @@ jobs:
         uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php }}
-          extensions: mbstring, pdo, sqlite, curl, dom,
+          extensions: mbstring, pdo, sqlite, curl, dom, mysql
           coverage: none
 
       - name: Install dependencies