use osmo_init_logging2() with proper talloc ctx

Change-Id: I3e2a9aef5242efdf11a64536f79099a6e9cec53f
diff --git a/tests/mgcp_client/mgcp_client_test.c b/tests/mgcp_client/mgcp_client_test.c
index 19b55e2..007b90c 100644
--- a/tests/mgcp_client/mgcp_client_test.c
+++ b/tests/mgcp_client/mgcp_client_test.c
@@ -389,7 +389,7 @@
 {
 	ctx = talloc_named_const(NULL, 1, "mgcp_client_test");
 	msgb_talloc_ctx_init(ctx, 0);
-	osmo_init_logging(&log_info);
+	osmo_init_logging2(ctx, &log_info);
 	log_set_print_filename(osmo_stderr_target, 0);
 	log_set_print_timestamp(osmo_stderr_target, 0);
 	log_set_use_color(osmo_stderr_target, 0);