Revert "genirq: Provide new interfaces for affinity hints"

This reverts commit e7ddb59a which is
commit 65c7cded 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: I4ca37be90028c82640a3f86709533bc3cba94dfc
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>