Add intl

.github/workflows/testing.yml

@@ -26,15 +26,10 @@ jobs:
       uses: shivammathur/setup-php@v2
       with:
         php-version: ${{ matrix.php }}
-        extensions: dom, curl, libxml, mbstring, zip, pdo, sqlite, pdo_sqlite, gd, pdo_mysql, fileinfo, ftp, redis, memcached, gmp
+        extensions: dom, curl, libxml, mbstring, zip, pdo, sqlite, pdo_sqlite, gd, pdo_mysql, fileinfo, ftp, redis, memcached, gmp, intl
         tools: composer:v2
         coverage: xdebug
 
-    - name: Setup Problem Matchers
-      run: |
-        echo "::add-matcher::${{ runner.tool_cache }}/php.json"
-        echo "::add-matcher::${{ runner.tool_cache }}/phpunit.json"
-
     - name: Install PHP dependencies
       run: composer install