rspro_client_fsm: Migrate to ipa_client_conn_create2()

libosmo-abis 0.8.0 has deprecated ipa_client_conn_create() and this
follow-up patch avoids the related deprecation compiler warnings.

Change-Id: I0057c5b6a79e7226e87983c14eb2b0ed2af2a131
diff --git a/src/rspro_client_fsm.c b/src/rspro_client_fsm.c
index b006809..2c1c029 100644
--- a/src/rspro_client_fsm.c
+++ b/src/rspro_client_fsm.c
@@ -289,7 +289,7 @@
 	}
 	LOGPFSML(fi, LOGL_INFO, "Creating TCP connection to server at %s:%u\n",
 		 srvc->server_host, srvc->server_port);
-	srvc->conn = ipa_client_conn_create(fi, NULL, 0, srvc->server_host, srvc->server_port,
+	srvc->conn = ipa_client_conn_create2(fi, NULL, 0, NULL, 0, srvc->server_host, srvc->server_port,
 						srvc_updown_cb, srvc_read_cb, NULL, srvc);
 	if (!srvc->conn) {
 		LOGPFSML(fi, LOGL_FATAL, "Unable to create socket: %s\n", strerror(errno));