chore: just test min and max shopware versions

Author: tinect

.github/workflows/test.yml

@@ -34,7 +34,7 @@ jobs:
         with:
           versionConstraint: ${{ steps.shopware-constraint.outputs.shopware_constraint }}
           allowEol: false
-          justMinMaxShopware: false
+          justMinMaxShopware: true
           allowShopwareNext: true
           allowShopwareRC: false