format code about goimports and gci

[chaosi-zju]

What type of PR is this?

/kind cleanup

What this PR does / why we need it:

format code about goimports and gci

Which issue(s) this PR fixes:

Fixes part of karmada-io/karmada#6078

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

[chaosi-zju]

@warjiang could you help reviewing this PR?

[warjiang]

/assign

[warjiang]

for cmd/api/app/routes/clusterpropagationpolicy/handler.go
why these two imports missing:

same for cmd/api/app/routes/clusteroverridepolicy/handler.go

[warjiang]

I'm very looking forward to this ci feature 👍 . I run hack/verify-staticcheck.sh locally, should I fix these problems and collabrate the PR with you @chaosi-zju

[warjiang]

hack/verify-staticcheck.sh

hack/verify-staticcheck.sh lack of execuate permission

[chaosi-zju]

I'm very looking forward to this ci feature 👍 . I run hack/verify-staticcheck.sh locally, should I fix these problems and collabrate the PR with you @chaosi-zju

Ok, I will create a issue, and list the subtask and invite friends to participate in.

I now repair this PR first, split this PR is not that easy, haha~

[chaosi-zju]

the check script reports:

Running error: context loading failed: no go files to analyze: running `go mod tidy` may solve the problem

I will fix this error tomorrow~

[chaosi-zju]

ready to review

[warjiang]

ready to review

I'll check it asap.

[RainbowMango]

/lgtm
This PR mostly focuses on fixing government issues and sorting the import group.

[warjiang]

/lgtm
/approve
thanks~

[karmada-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: warjiang

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