delete unused webhook of PodHttpChaos

[Hexilee]

Signed-off-by: xixi i@hexilee.me

What problem does this PR solve?

The webhook of PodHttpChaos is unused since v2.0.0.

What's changed and how it works?

Delete the api/v1alpha1/podhttpchaos_webhook.go.

Related changes

• Need to update chaos-mesh/website
• Need to update Dashboard UI
• Need to cheery-pick to release branches
  • release-2.2
  • release-2.1

Checklist

CHANGELOG

• I have updated the CHANGELOG.md
• I have labeled this PR with "no-need-update-changelog"

Tests

• Unit test
• E2E test
• No code
• Manual test (add steps below)

Side effects

• Breaking backward compatibility

Release note

Please add a release note.

You can safely ignore this section if you don't think this PR needs a release note.

DCO

If you find the DCO check fails, please run commands like below (Depends on the actual situations. For example, if the failed commit isn't the most recent) to fix it:

git commit --amend --signoff
git push --force

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• Andrewmatilde
• YangKeao

To complete the pull request process, please ask the reviewers in the list to review by filling /cc @reviewer in the comment.
After your PR has acquired the required number of LGTMs, you can assign this pull request to the committer in the list by filling /assign @committer in the comment to help you merge this pull request.

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[Andrewmatilde]

LGTM

[YangKeao]

LGTM 😄

[Hexilee]

/merge

[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: 0625c19

[codecov]

Codecov Report

Merging #3291 (49e0dee) into master (b65fd22) will increase coverage by 0.03%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #3291      +/-   ##
==========================================
+ Coverage   40.82%   40.86%   +0.03%     
==========================================
  Files         164      163       -1     
  Lines       13811    13786      -25     
==========================================
- Hits         5638     5633       -5     
+ Misses       7742     7722      -20     
  Partials      431      431              

Impacted Files	Coverage Δ
.../workflow/controllers/abort_workflow_reconciler.go	48.97% <0.00%> (-8.17%)	⬇️
pkg/workflow/controllers/deadline_reconciler.go	64.44% <0.00%> (-5.19%)	⬇️
pkg/selector/generic/mode.go	28.20% <0.00%> (+2.56%)	⬆️
controllers/statuscheck/controller.go	84.14% <0.00%> (+4.87%)	⬆️

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[cwen0]

/merge

[ti-srebot]

cherry pick to release-2.0 failed

[ti-srebot]

cherry pick to release-2.1 in PR #3295

[ti-srebot]

cherry pick to release-2.2 in PR #3296