refactor: rename test method

* Searching for "FAILED" in the CI output always found this method, whether it failed or not.

metrics-data/src/test/java/org/cloudfoundry/identity/uaa/util/JsonUtilsTest.java

@@ -68,7 +68,7 @@ void testSerializeExcludingProperties() {
   }
 
   @Test
-  void testSerializeExcludingPropertiesInnerCallFailed() {
+  void testSerializeExcludingPropertiesInnerCallFails() {
     Map<String, String> groupProperties = JsonUtils.readValue(jsonTestObjectString, new TypeReference<Map<String, String>>() {});
     try {
       JsonUtils.serializeExcludingProperties(groupProperties, "limit.unkonwn");