[PSM interop] Don't fail target if sub-target already failed (#6390) (#6401)

diff --git a/test/kokoro/xds_url_map.sh b/test/kokoro/xds_url_map.sh
index 3084242..a571ea1 100755
--- a/test/kokoro/xds_url_map.sh
+++ b/test/kokoro/xds_url_map.sh
@@ -141,7 +141,7 @@
   build_docker_images_if_needed
   # Run tests
   cd "${TEST_DRIVER_FULL_DIR}"
-  run_test url_map
+  run_test url_map || echo "Failed url_map test"
 }
 
 main "$@"