runs a single remote test target through //scripts/run-dart-action.py
usage: fx dart-remote-test [-h|--help] <target-pattern> Attempts to run a test targeting a remote fuchsia device. This command requires Topaz in order to run. An example would be to run this command against //topaz/example/test/driver_mod_example/* to run all dart_remote_test targets. Arguments: -h|--help Print out this message.