Revert "Revert "Add derive_gid flag for mounting sdcardfs""
This reverts commit 28dbcaa2.
Reason for revert: All kernel prebuilts merged
(cherry picked from commit ac8dc7e7)
Bug: 65600849
Bug: 65573871
Test: m
Change-Id: Ib3cae2908c9e8f2b69d8effe618a6f1ac94f44e2