MAINTAINERS: wcn36xx: Add linux-wireless list

The wcn36xx is a wireless device but doesn't have the wireless
list in its MAINTAINERS entry.
Add it.

Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org>
Acked-by: Jeff Johnson <jjohnson@kernel.org>
Link: https://patch.msgid.link/20251010235735.350638-1-linux@treblig.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

Author: Dr. David Alan Gilbert

MAINTAINERS

@@ -21317,6 +21317,7 @@ F:	drivers/media/platform/qcom/venus/
 QUALCOMM WCN36XX WIRELESS DRIVER
 M:	Loic Poulain <loic.poulain@oss.qualcomm.com>
 L:	wcn36xx@lists.infradead.org
+L:	linux-wireless@vger.kernel.org
 S:	Supported
 W:	https://wireless.wiki.kernel.org/en/users/Drivers/wcn36xx
 F:	drivers/net/wireless/ath/wcn36xx/