Revert "uapi/linux/const.h: prefer ISO-friendly __typeof__"

This reverts commit a69eb120.

It breaks the CRC generation of the ABI for no good reason so revert it
for now.

Bug: 161946584
Change-Id: Ia0e5e95557a439465b98f292384587d81073b4e7
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>