Revert "scsi: usb: Call scsi_done() directly"

This reverts commit 172800c6 which is
commit 46c97948 upstream.

It breaks the Android kernel abi and can be brought back in the future
in an abi-safe way if it is really needed.

Bug: 161946584
Change-Id: I497a0555134bf3fde2c3ee7a3f29d8f756354a59
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>