There is no error message when create service account with the wrong kind.

Created by: wenxin-01

Environment nightly-20210307

Preset conditions 1、There is account A, which has project 'B' management privileges. 2、There is service account 'default' in project 'B'

To Reproduce Steps to reproduce the behavior:

1. Use account A to log in to KS, and go to Project 'B'--》Configurations--》ServiceAccounts.
2. Click 'Create'
3. Click 'Edit Mode' after enter name
4. Change kind to pod
5. click 'Create'

Expected behavior Display the appropriate error message

Actual behavior The page is not responding

/kind bug /assign @xuliwenwenwen /milestone 3.1.0 /priority medium