Fix Symfony version

Author: emodric

.github/workflows/static_analysis.yml

@@ -29,7 +29,7 @@ jobs:
       - run: composer global config --no-plugins allow-plugins.symfony/flex true
       - run: composer global require --no-scripts symfony/flex
 
-      - run: composer config extra.symfony.require ~8.0.0
+      - run: composer config extra.symfony.require ~7.4.0
 
       - run: composer update --prefer-dist