exporter: add metric and alert if a system has OSD based on LVM

[weirdwiz]

Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=2279928

[weirdwiz]

ptal @umangachapagain @aruniiird

[agarwal-mudit]

/cherry-pick release-4.16

[openshift-cherrypick-robot]

@agarwal-mudit: once the present PR merges, I will cherry-pick it on top of release-4.16 in a new PR and assign it to you.

In response to this:

/cherry-pick release-4.16

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository.

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: umangachapagain, weirdwiz

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[openshift-cherrypick-robot]

@agarwal-mudit: #2612 failed to apply on top of branch "release-4.16":

Applying: exporter: update rook api to include deprecatedOSDs
Using index info to reconstruct a base tree...
M	metrics/go.mod
M	metrics/go.sum
M	metrics/vendor/github.com/rook/rook/pkg/apis/ceph.rook.io/v1/annotations.go
M	metrics/vendor/github.com/rook/rook/pkg/apis/ceph.rook.io/v1/keys.go
M	metrics/vendor/github.com/rook/rook/pkg/apis/ceph.rook.io/v1/labels.go
M	metrics/vendor/github.com/rook/rook/pkg/apis/ceph.rook.io/v1/resources.go
M	metrics/vendor/github.com/rook/rook/pkg/apis/ceph.rook.io/v1/types.go
M	metrics/vendor/modules.txt
Falling back to patching base and 3-way merge...
Auto-merging metrics/vendor/modules.txt
CONFLICT (content): Merge conflict in metrics/vendor/modules.txt
Auto-merging metrics/vendor/github.com/rook/rook/pkg/apis/ceph.rook.io/v1/types.go
Auto-merging metrics/go.sum
CONFLICT (content): Merge conflict in metrics/go.sum
Auto-merging metrics/go.mod
CONFLICT (content): Merge conflict in metrics/go.mod
error: Failed to merge in the changes.
hint: Use 'git am --show-current-patch=diff' to see the failed patch
Patch failed at 0001 exporter: update rook api to include deprecatedOSDs
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".

In response to this:

/cherry-pick release-4.16

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository.