[8.4](backport #33032) Add enricher to storageclass metricset

[mergify]

This is an automatic backport of pull request #33032 done by Mergify.
Cherry-pick of d20fff4 has failed:

On branch mergify/bp/8.4/pr-33032
Your branch is up to date with 'origin/8.4'.

You are currently cherry-picking commit d20fff40fa.
  (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:   CHANGELOG.next.asciidoc
	modified:   NOTICE.txt
	modified:   deploy/kubernetes/metricbeat-kubernetes.yaml
	modified:   deploy/kubernetes/metricbeat/metricbeat-daemonset-configmap.yaml
	modified:   deploy/kubernetes/metricbeat/metricbeat-role.yaml
	modified:   metricbeat/module/kubernetes/_meta/test/docs/01_playground/metricbeat.yaml
	modified:   metricbeat/module/kubernetes/state_storageclass/_meta/test/ksm.unit.v1.8.0
	modified:   metricbeat/module/kubernetes/state_storageclass/_meta/test/ksm.unit.v1.8.0.expected
	modified:   metricbeat/module/kubernetes/state_storageclass/_meta/test/ksm.v1.8.0.expected
	modified:   metricbeat/module/kubernetes/state_storageclass/_meta/test/ksm.v2.0.0.expected
	modified:   metricbeat/module/kubernetes/state_storageclass/state_storageclass.go
	modified:   metricbeat/module/kubernetes/util/kubernetes.go

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

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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• Start Time: 2022-09-13T07:44:04.266+0000

• Duration: 60 min 37 sec

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