Remove unused dev-namespacee

Author: tvdijen

composer.json

@@ -32,11 +32,6 @@
             "SimpleSAML\\Module\\fticks\\": "lib/"
         }
     },
-    "autoload-dev": {
-        "psr-4": {
-            "SimpleSAML\\Test\\Utils\\": "vendor/simplesamlphp/simplesamlphp/tests/Utils"
-        }
-    },
     "support": {
         "issues": "https://github.com/simplesamlphp/simplesamlphp-module-fticks/issues",
         "source": "https://github.com/simplesamlphp/simplesamlphp-module-fticks"