Don't allow opendir on Android/<data|obb> directories

For emulated volume, opendir for Android/<data|obb> returns an error.
This behavior should be consistent for all other volumes.

Changed isOpendDirAllowedForFuse to return an error for
Android/<data|obb> directories.

Bug: 157650550
Test: atest android.scopedstorage.cts.host.PublicVolumeHostTest#testListFilesFromExternalFilesDirectory
Change-Id: I380bf273a08de6c253a24ad18d260035ca3df256
1 file changed