I've submitted a PR  which should address this in OCP 4.1.
Verified with 4.1.0-0.nightly-2019-08-22-165647.
1.Create pvc with one user
2.Grant storage-admin role to another user
3.oc describe pvc by the second user
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.