Verify canRead() is false for /storage/emulated

BUG: 156904093
Test: atest ScopedStorageHostTest#testAccess_directoryTest

Change-Id: Ib5e910ce92bdfe2666e5c7d350748cc7e8eeea7c
Merged-In: Ib5e910ce92bdfe2666e5c7d350748cc7e8eeea7c
(cherry picked from commit 620ec9543fcc2e07953f099a4f63581c9c00816c)
1 file changed