unit test fixed

web/src/test/java/lcsb/mapviewer/web/UserControllerAnonymousIntegrationTest.java

@@ -47,7 +47,7 @@ public class UserControllerAnonymousIntegrationTest extends ControllerIntegratio
       String body = "{\"privileges\":{\"IS_ADMIN\":true}}";
 
       RequestBuilder request = patch("/api/users/" + Configuration.ANONYMOUS_LOGIN + ":updatePrivileges")
-          .contentType(MediaType.APPLICATION_FORM_URLENCODED)
+          .contentType(MediaType.APPLICATION_JSON)
           .content(body)
           .session(session);