Revert "Change mounting storage data and obb flag to on by default"

Revert "Remove storage app data isolation checking in CTS"

Revert submission 14325408-enable_storage_iso_2

Reason for revert: b/187939590
Reverted Changes:
I6391b7381:Change mounting storage data and obb flag to on by...
Ic2f3d1be2:Remove storage app data isolation checking in CTS
Iffa8339b1:Change mounting storage data and obb flag to on by...

Bug: 187939590
Bug: 148049767
Change-Id: I7fa2947593d0fe743def804bf4f7b57920978e40