remove tests for 3.4, it is EOL and dependency building is not workin…

…g anymore properly

.github/workflows/behat.yml

@@ -24,7 +24,7 @@ jobs:
     strategy:
       matrix:
         php: [7.2, 7.3, 7.4]
-        symfony: [~3.4, ^4.0]
+        symfony: [^4.0]
         pimcore: [~6.6.0, ~6.7.0, ~6.8.0, ~6.9.0]
 
     steps:
@@ -63,7 +63,7 @@ jobs:
       run: |
         composer config minimum-stability dev
         composer config prefer-stable true
-        composer req pimcore/pimcore:${{ matrix.pimcore }} symfony/symfony:${{ matrix.symfony }} ocramius/proxy-manager:~2.2.0 --no-interaction --no-scripts --no-update
+        composer req pimcore/pimcore:${{ matrix.pimcore }} symfony/symfony:${{ matrix.symfony }} --no-interaction --no-scripts --no-update
         composer install --no-progress --no-suggest --prefer-dist --optimize-autoloader
 
     - name: Cache clear