Revert "Resync rook/rook:release-1.15 to release-4.17"

[BlaineEXE]

Reverts #694

[openshift-ci]

@BlaineEXE: No Bugzilla bug is referenced in the title of this pull request.
To reference a bug, add 'Bug XXX:' to the title of this pull request and request another bug refresh with /bugzilla refresh.

In response to this:

Revert "Resync rook/rook:release-1.15 to release-4.17"

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[openshift-ci]

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