fs/proc: replace "__auto_type" with "const auto"
Replace use of "__auto_type" in fs/proc/inode.c with "const auto".
Suggested-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: H. Peter Anvin (Intel) <hpa@zytor.com>
Reviewed-by: Alexey Dobriyan <adobriyan@gmail.com>