[8.10](backport #3587) Remove govulincheck from github actions

[mergify]

This is an automatic backport of pull request #3587 done by Mergify.
Cherry-pick of e20c34d has failed:

On branch mergify/bp/8.10/pr-3587
Your branch is up to date with 'origin/8.10'.

You are currently cherry-picking commit e20c34d66d.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	modified:   .ci/bump-golang.yml

Unmerged paths:
  (use "git add/rm <file>..." as appropriate to mark resolution)
	deleted by them: .github/workflows/govulncheck.yml

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

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[elasticmachine]

💚 Build Succeeded

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• Start Time: 2023-10-12T20:41:39.434+0000

• Duration: 27 min 47 sec

Test stats 🧪

Test	Results
Failed	0
Passed	6317
Skipped	55
Total	6372

💚 Flaky test report

Tests succeeded.

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[elasticmachine]

🌐 Coverage report

Name	Metrics % (covered/total)	Diff
Packages	98.765% (80/81)	👍
Files	67.944% (195/287)	👍
Classes	66.234% (357/539)	👍
Methods	53.125% (1122/2112)	👍
Lines	38.638% (12770/33050)	👎 -0.018
Conditionals	100.0% (0/0)	💚