MAINTAINERS: add maintainer for the GOcontroll Moduline module slot

Add a maintainer for the GOcontroll Moduline module slot bindings and
future driver.

Signed-off-by: Maud Spierings <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Mark Brown <[email protected]>

Author: SpieringsAE

MAINTAINERS

@@ -9820,6 +9820,11 @@ L:	[email protected]
 S:	Maintained
 F:	drivers/media/usb/go7007/
 
+GOCONTROLL MODULINE MODULE SLOT
+M:	Maud Spierings <[email protected]>
+S:	Maintained
+F:	Documentation/connector/gocontroll,moduline-module-slot.yaml
+
 GOODIX TOUCHSCREEN
 M:	Bastien Nocera <[email protected]>
 M:	Hans de Goede <[email protected]>