[PATCH] fuse: remove unused define

Setting ctime is implicit in all setattr cases, so the FATTR_CTIME
definition is unnecessary.

It is used by neither the kernel nor by userspace.

Signed-off-by: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>