MAINTAINERS: add missing : after HR Timers F tag

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Harry Wei <harryxiyou@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/MAINTAINERS b/MAINTAINERS
index 56e6d84..4e5f4c9 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3005,7 +3005,7 @@
 F:	kernel/time/clockevents.c
 F:	kernel/time/tick*.*
 F:	kernel/time/timer_*.c
-F	include/linux/clockevents.h
+F:	include/linux/clockevents.h
 F:	include/linux/hrtimer.h
 
 HIGH-SPEED SCC DRIVER FOR AX.25