MAINTAINERS: acpi: add 'include/acpi'

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Cc: Joe Perches <joe@perches.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 ee58af1..8d30ce8 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -233,6 +233,7 @@
 F:	drivers/acpi/
 F:	drivers/pnp/pnpacpi/
 F:	include/linux/acpi.h
+F:	include/acpi/
 
 ACPI BATTERY DRIVERS
 M:	Alexey Starikovskiy <astarikovskiy@suse.de>