Project quota setting error.

Created by: wenxin-01

General remarks

KubeSphere: v3.1.1-dirty

To Reproduce Only when all the quotas are set can it be saved

https://user-images.githubusercontent.com/68640256/124858253-49472600-dfe0-11eb-9591-ae82a0e904cc.mov

/kind bug /assign @harrisonliu5 /priority High /milestone 3.1.1