MAINTAINERS: Add target-devel list for drivers/target/

Reported-by: NRandy Dunlap <rdunlap@xenotime.net>
Signed-off-by: NNicholas Bellinger <nab@linux-iscsi.org>

MAINTAINERS

@@ -6109,6 +6109,7 @@ F:	include/linux/sysv_fs.h
 TARGET SUBSYSTEM
 M:	Nicholas A. Bellinger <nab@linux-iscsi.org>
 L:	linux-scsi@vger.kernel.org
+L:	target-devel@vger.kernel.org
 L:	http://groups.google.com/group/linux-iscsi-target-dev
 W:	http://www.linux-iscsi.org
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/nab/lio-core-2.6.git master