Revert "xhci: retry Stop Endpoint on buggy NEC controllers"

This reverts commit 61329b25 which is
commit fd9d55d1 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: I922a18a5b6943f20ee9467c2fdc1c461f61a0914
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>