Roll the test package used by Web in preparation for a Dart 3 SDK roll (flutter#38342)

Author: jason-simmons

lib/web_ui/pubspec.yaml

@@ -40,7 +40,7 @@ dev_dependencies:
   uuid: 3.0.6
   watcher: 1.0.0
   web_socket_channel: any
-  webdriver: 3.0.0
+  webdriver: 3.0.1
   webkit_inspection_protocol: any
   yaml: 3.0.0
   web_test_utils: