[4.4.x] fix: managementcontext secretref namespace not used

[mergify]

This is an automatic copy of pull request #985 done by Mergify.

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Fixes gravitee-io/issues#10269

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Cherry-pick of fc425cd has failed:

On branch mergify/bp/4.4.x/pr-985
Your branch is up to date with 'origin/4.4.x'.

You are currently cherry-picking commit fc425cd.
  (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/rm <file>..." as appropriate to mark resolution)
	deleted by us:   internal/k8s/dynamic/mctx.go

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

[mergify]

Cherry-pick of fc425cd has failed:

On branch mergify/bp/4.4.x/pr-985
Your branch is up to date with 'origin/4.4.x'.

You are currently cherry-picking commit fc425cd.
  (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/rm <file>..." as appropriate to mark resolution)
	deleted by us:   internal/k8s/dynamic/mctx.go

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