Bump golang to v1.23 (backport #70)

[mergify]

related to harvester/harvester#7336, bump golang to v1.23

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This is an automatic backport of pull request #70 done by Mergify.

[mergify]

Cherry-pick of 7ee9af8 has failed: (Conflicts fixed)

On branch mergify/bp/v0.2.x/pr-70
Your branch is up to date with 'origin/v0.2.x'.

You are currently cherry-picking commit 7ee9af8.
  (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)

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   Dockerfile.dapper
	both modified:   go.mod

no changes added to commit (use "git add" and/or "git commit -a")

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

[brandboat]

Force push and fix conflicts. gentle ping @bk201, I'm not sure if this PR is still needed as v0.2.x is for v1.3.x harvester.