bridge_basic: Fixed setup of recall channels

Fixed a bug (like a typo) in retransfer_enter() at main/bridge_basic.c:2641.
common_recall_channel_setup() setups common things on the recalled transfer
target, but used same target as source instead trasfered.

ASTERISK-29161 #close

Change-Id: Ieb549654a621c38b1ad5e9d15b9f18823d9cc31f

main/bridge_basic.c

@@ -2638,7 +2638,7 @@ static int retransfer_enter(struct attended_transfer_properties *props)
 		&props->original_transferer_colp);
 	ast_party_id_reset(&ast_channel_connected(props->recall_target)->priv);
 
-	common_recall_channel_setup(props->recall_target, props->recall_target);
+	common_recall_channel_setup(props->recall_target, props->transferer);
 	ast_channel_unlock(props->recall_target);
 	ast_channel_unlock(props->transferer);