Modify phpunit.yml file

Author: perisicnikola37

.github/workflows/phpunit.yml

@@ -17,7 +17,7 @@ jobs:
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: '8.0'
+          php-version: '8.1'
 
       - name: Install dependencies
         run: composer update --ignore-platform-req=ext-iconv