MAINTAINERS: Add me on list of Dell laptop drivers

I have written many parts of dell laptop drivers dell-laptop.c,
dell-wmi.c and dell-smo8800.c
Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>

MAINTAINERS

@@ -3047,10 +3047,16 @@ F:	drivers/net/fddi/defxx.*
 
 DELL LAPTOP DRIVER
 M:	Matthew Garrett <mjg59@srcf.ucam.org>
+M:	Pali Rohár <pali.rohar@gmail.com>
 L:	platform-driver-x86@vger.kernel.org
 S:	Maintained
 F:	drivers/platform/x86/dell-laptop.c
 
+DELL LAPTOP FREEFALL DRIVER
+M:	Pali Rohár <pali.rohar@gmail.com>
+S:	Maintained
+F:	drivers/platform/x86/dell-smo8800.c
+
 DELL LAPTOP SMM DRIVER
 M:	Guenter Roeck <linux@roeck-us.net>
 S:	Maintained
@@ -3065,6 +3071,7 @@ F:	drivers/firmware/dcdbas.*
 
 DELL WMI EXTRAS DRIVER
 M:	Matthew Garrett <mjg59@srcf.ucam.org>
+M:	Pali Rohár <pali.rohar@gmail.com>
 S:	Maintained
 F:	drivers/platform/x86/dell-wmi.c