Revert "i3c: fix incorrect address slot lookup on 64-bit"

This reverts commit 3aecd6fd which is
commit f18f9811 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: I740eb7f23ef7862718ccbe4045c285b5a06a8517
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>