Revert "XHCI: Separate PORT and CAPs macros into dedicated file"

This reverts commit 81213d20 which is
commit c35ba0ac 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: Ie26fa357223545012d80ba7360f7360d6a695332
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>