message: fixed error that admin cannot change the password of a student
diff: @@ -444,7 +444,7 @@ export class UserController {
  delete newUser.password;
  } else {
  const isValidPassword = await oldUser.isValidPassword(newUser.currentPassword);
  - if (!isValidPassword) {
  + if (!isValidPassword && !userIsAdmin) {
  throw new BadRequestError(errorCodes.user.invalidPassword.text);
  }
  }
  