*** Bug 1837995 has been marked as a duplicate of this bug. ***
Verified, followed steps described and the end result yaml contained the volume size in Gi.
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.