MAINTAINERS: Remove dead patchwork link

The patchwork link is dead. It says:

  404: File not found
  The page URL requested (/project/LKML/list/) does not exist.

Remove it.
Signed-off-by: Ammar Faizi <ammarfaizi2@gnuweeb.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

MAINTAINERS

@@ -21468,7 +21468,6 @@ THE REST
 M:	Linus Torvalds <torvalds@linux-foundation.org>
 L:	linux-kernel@vger.kernel.org
 S:	Buried alive in reporters
-Q:	http://patchwork.kernel.org/project/LKML/list/
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
 F:	*
 F:	*/