Fixes RBD Replication status command

[UtkarshBhatthere]

Description

Fix incorrect status command keyword for RBD resources

Fixes #548

Type of change

Please delete options that are not relevant.

• [X] Bug fix (non-breaking change which fixes an issue)

How Has This Been Tested?

Additional call to status command in existing tests

Contributor's Checklist

Please check that you have:

• [X] self-reviewed the code in this PR.
• [X] added tests to verify effectiveness of this change.