fix: Batch reference modal's position incorrect

Created by: weili520

Signed-off-by: TheYoungManLi cjl@kubesphere.io

What type of PR is this?

/kind bug

What this PR does / why we need it:

Which issue(s) this PR fixes:

Fixes #

Special notes for reviewers:

https://user-images.githubusercontent.com/33231138/173801405-f4cebbb0-b5ab-46eb-8653-74b5708bf4fb.mov

Does this PR introduced a user-facing change?

NONE

Additional documentation, usage docs, etc.: