MAINTAINERS: correct entry for legacy RTC-driver

Because no one dared to remove it so far, let's keep the entry correct, at
least.

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Acked-by: Mike Frysinger <vapier@gentoo.org>
Cc: Paul Gortmaker <p_gortmaker@yahoo.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

MAINTAINERS

@@ -4838,12 +4838,10 @@ F:	kernel/rcu*
 F:	kernel/srcu*
 X:	kernel/rcutorture.c
 
-REAL TIME CLOCK DRIVER
+REAL TIME CLOCK DRIVER (LEGACY)
 M:	Paul Gortmaker <p_gortmaker@yahoo.com>
 S:	Maintained
-F:	Documentation/rtc.txt
-F:	drivers/rtc/
-F:	include/linux/rtc.h
+F:	drivers/char/rtc.c
 
 REAL TIME CLOCK (RTC) SUBSYSTEM
 M:	Alessandro Zummo <a.zummo@towertech.it>