MAINTAINERS: use my korg address for mt7601u

Change my address for mt7601u to the main one.

Link: https://lore.kernel.org/r/20220809233843.408004-1-kuba@kernel.orgSigned-off-by: Jakub Kicinski <kuba@kernel.org>

MAINTAINERS

@@ -12736,7 +12736,7 @@ F:	Documentation/devicetree/bindings/net/wireless/mediatek,mt76.yaml
 F:	drivers/net/wireless/mediatek/mt76/
 
 MEDIATEK MT7601U WIRELESS LAN DRIVER
-M:	Jakub Kicinski <kubakici@wp.pl>
+M:	Jakub Kicinski <kuba@kernel.org>
 L:	linux-wireless@vger.kernel.org
 S:	Maintained
 F:	drivers/net/wireless/mediatek/mt7601u/