it is unnecessary to return token, when creating an user. we just give user a...

it is unnecessary to return token, when creating an user. we just give user a message if user creation was successful

src/main/java/ntnu/idatt2105/group44/trivioServer/controller/AuthController.java

@@ -44,8 +44,7 @@ public class AuthController {
   public ResponseEntity<String> signup(@RequestBody SignUpRequest signUpRequest){
     if(!authenticationService.credentialsExists(signUpRequest)){
       userService.createUser(signUpRequest);
-      User user = userService.getUserByUsername(signUpRequest.getUsername());
-      return new ResponseEntity<>(jwtService.generateToken(Long.toString(user.getId())), HttpStatus.CREATED);
+      return new ResponseEntity<>("Successfully created user!", HttpStatus.CREATED);
     } else return new ResponseEntity<>("The mail or username already exists!", HttpStatus.BAD_REQUEST);
   }
 }