Remove SF7 from version constraint: use 2.5.0 instead

Author: tvdijen

composer.json

@@ -44,7 +44,7 @@
         "simplesamlphp/assert": "^1.4.0",
         "simplesamlphp/composer-module-installer": "^1.3.4",
         "simplesamlphp/simplesamlphp": "^2.3",
-        "symfony/ldap": "^6.4 || ^7"
+        "symfony/ldap": "^6.4"
     },
     "require-dev": {
         "simplesamlphp/simplesamlphp-test-framework": "^1.7.10"