MAINTAINERS: wifi: mark b43 as orphan

There's no maintainer for b43 so mark it as orphan.

Signed-off-by: Kalle Valo <[email protected]>
Acked-by: Larry Finger <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
Link: https://lore.kernel.org/r/[email protected]

Author: Kalle Valo

MAINTAINERS

@@ -3391,7 +3391,7 @@ F:	drivers/media/radio/radio-aztech*
 B43 WIRELESS DRIVER
 L:	[email protected]
 L:	[email protected]
-S:	Odd Fixes
+S:	Orphan
 W:	https://wireless.wiki.kernel.org/en/users/Drivers/b43
 F:	drivers/net/wireless/broadcom/b43/