drivers: wireless: Fix to handle address info in accept() in gs2200m.c

Summary:
- This commit fixes to handle address info in accept() in gs2200m.c

Impact:
- All use cases which use accept() with gs2200m
- Need to update apps/wireless/gs2200m as well

Testing:
- Tested with spresene:wifi
- Tested with telnet daemon

Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>>

include/nuttx/wireless/gs2200m.h

@@ -94,6 +94,7 @@ struct gs2200m_bind_msg
 
 struct gs2200m_accept_msg
 {
+  struct sockaddr_in addr;
   char     cid;
   uint8_t  type;
 };