tcptls: Do not re-bind to wildcard on client creation.

Since ASTERISK-26922, this issue affected only those chan_sip which were
* enabled for dual-stack (bindaddr=::), and
* enabled for TCP (tcpenable=yes) and/or TLS (tlsenable=yes), and
* tried to register and/or invite a IPv4-only service,
* via TCP and/or TLS.
Now, ast_tcptls_client_create does not re-bind to [::] anymore.

ASTERISK-27324 #close

Change-Id: I4b242837bdeb1ec7130dc82505c6180a946fd9b5

main/tcptls.c

@@ -572,7 +572,8 @@ struct ast_tcptls_session_instance *ast_tcptls_client_create(struct ast_tcptls_s
 
 	/* if a local address was specified, bind to it so the connection will
 	   originate from the desired address */
-	if (!ast_sockaddr_isnull(&desc->local_address)) {
+	if (!ast_sockaddr_isnull(&desc->local_address) &&
+	    !ast_sockaddr_is_any(&desc->local_address)) {
 		setsockopt(desc->accept_fd, SOL_SOCKET, SO_REUSEADDR, &x, sizeof(x));
 		if (ast_bind(desc->accept_fd, &desc->local_address)) {
 			ast_log(LOG_ERROR, "Unable to bind %s to %s: %s\n",