MAINTAINERS: add myself as reviewer for Samsung S2M MFD

I'm working on a Samsung device which includes this MFD and would like
to be Cc'ed to further contributions and help on reviewing them. Add me
as reviewer.

Signed-off-by: André Draszik <andre.draszik@linaro.org>
Link: https://lore.kernel.org/r/20250409-s2mpg10-v4-32-d66d5f39b6bf@linaro.org
Signed-off-by: Lee Jones <lee@kernel.org>

Author: andred

MAINTAINERS

@@ -21447,6 +21447,7 @@ F:	drivers/platform/x86/samsung-laptop.c
 
 SAMSUNG MULTIFUNCTION PMIC DEVICE DRIVERS
 M:	Krzysztof Kozlowski <krzk@kernel.org>
+R:	André Draszik <andre.draszik@linaro.org>
 L:	linux-kernel@vger.kernel.org
 L:	linux-samsung-soc@vger.kernel.org
 S:	Maintained