fix: Verify devops project name input

Created by: mangoGoForward

Signed-off-by: mango xu.weiKyrie@foxmail.com

What type of PR is this?

/kind bug /area devops

What this PR does / why we need it:

Which issue(s) this PR fixes:

Fixes kubesphere/ks-devops#635

Special notes for reviewers:

The screentshot like below:

Does this PR introduced a user-facing change?

None