Commit 7d89982b stopped creating symbolic link
arch/${arch}/include/asm/proc.

arch/.gitignore should be updated.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Cc: Vasili Galka <vvv444@gmail.com>

With the cpu include paths moved, the gitignore paths need updating.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Tested-by: Tom Rix <tom@bumblecow.com>