MAINTAINERS: add git URL for APM driver

CC: Jiri Kosina <jikos@kernel.org>
Signed-off-by: NFengguang Wu <fengguang.wu@intel.com>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>

MAINTAINERS

@@ -766,6 +766,7 @@ F:	sound/aoa/
 APM DRIVER
 M:	Jiri Kosina <jikos@kernel.org>
 S:	Odd fixes
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/jikos/apm.git
 F:	arch/x86/kernel/apm_32.c
 F:	include/linux/apm_bios.h
 F:	include/uapi/linux/apm_bios.h