[8.16](backport #4353) [Automation] Bump Golang version to 1.23.5

[mergify]

Bump golang-version to latest version

Update .go-version

1 file(s) updated with "1.23.5": * .go-version

1.23.5

no GitHub Release found for go1.23.5 on "https://github.com/golang/go"

Update .golangci.yml

1 file(s) updated with "1.23.5": * .golangci.yml

1.23.5

no GitHub Release found for go1.23.5 on "https://github.com/golang/go"

GitHub Action workflow link

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This is an automatic backport of pull request #4353 done by [Mergify](https://mergify.com).

[mergify]

Cherry-pick of baed459 has failed:

On branch mergify/bp/8.16/pr-4353
Your branch is up to date with 'origin/8.16'.

You are currently cherry-picking commit baed459.
  (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:
	new file:   changelog/fragments/1738103621-Bump-go-to-v1.23.5.yaml

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   .go-version
	both modified:   .golangci.yml

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

[elastic-sonarqube]

Quality Gate passed

Issues
0 New issues
0 Fixed issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
No data about Duplication

See analysis details on SonarQube