Merge pull request #20 from Yousha/dependabot/composer/main-php7.4/friendsofphp/php-cs-fixer-3.89.staror-3.91.star

Update friendsofphp/php-cs-fixer requirement from 3.89.* to 3.89.* || 3.91.*

Author: Yousha

composer.json

@@ -37,7 +37,7 @@
     },
     "require-dev": {
         "ergebnis/composer-normalize": "2.48.*",
-        "friendsofphp/php-cs-fixer": "3.89.*",
+        "friendsofphp/php-cs-fixer": "3.91.*",
         "icanhazstring/composer-unused": "0.8.*",
         "maglnet/composer-require-checker": "3.8.*",
         "overtrue/phplint": "3.4.*",