Bump dependencies

Author: tvdijen

composer.json

@@ -38,9 +38,9 @@
         "php": "^8.3",
         "ext-pdo": "*",
 
-        "simplesamlphp/assert": "~1.9",
-        "simplesamlphp/composer-module-installer": "~1.6",
-        "simplesamlphp/simplesamlphp": "^2.5@RC"
+        "simplesamlphp/assert": "~2.0",
+        "simplesamlphp/composer-module-installer": "~1.7",
+        "simplesamlphp/simplesamlphp": "^2.5@dev"
     },
     "require-dev": {
         "simplesamlphp/simplesamlphp-test-framework": "~1.11"