MAINTAINERS: Update mwifiex maintainer list

We haven't heard anything from these folks in years. I've been reviewing
many submissions and plan to keep doing so.

Cc: Amitkumar Karwar <[email protected]>
Cc: Ganapathi Bhat <[email protected]>
Cc: Sharvari Harisangam <[email protected]>
Cc: Xinming Hu <[email protected]>
Signed-off-by: Brian Norris <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
Link: https://lore.kernel.org/r/20230721160603.1.Idf0e8025f59c62d73c08960638249b58cf215acc@changeid

Author: computersforpeace

MAINTAINERS

@@ -12579,12 +12579,9 @@ F:	Documentation/devicetree/bindings/net/marvell,pp2.yaml
 F:	drivers/net/ethernet/marvell/mvpp2/
 
 MARVELL MWIFIEX WIRELESS DRIVER
-M:	Amitkumar Karwar <[email protected]>
-M:	Ganapathi Bhat <[email protected]>
-M:	Sharvari Harisangam <[email protected]>
-M:	Xinming Hu <[email protected]>
+M:	Brian Norris <[email protected]>
 L:	[email protected]
-S:	Maintained
+S:	Odd Fixes
 F:	drivers/net/wireless/marvell/mwifiex/
 
 MARVELL MWL8K WIRELESS DRIVER