Revert "trusty: storageproxy: add fs_ready_rw property context"

Revert submission 28318041-rw_storage

Reason for revert: Droidfood blocking bug b/355163562

Reverted changes: /q/submissionid:28318041-rw_storage

Change-Id: I3846d284bb6810ed3adea0070ac663babf6bb966
1 file changed