Merge pull request #8 from Chris53897/patch-1

chore: fix ci github action deprecation

Author: freekmurze

.github/workflows/phpstan.yml

@@ -30,7 +30,7 @@ jobs:
           composer config --no-plugins allow-plugins.phpstan/extension-installer true
 
       - name: Install composer dependencies
-        uses: ramsey/composer-install@v2
+        uses: ramsey/composer-install@v3
 
       - name: Run PHPStan
         run: ./vendor/bin/phpstan --error-format=github