Update sample to reflect current code

[clach04]

No description provided.

[clach04]

NOTE this no longer fails due to incorrect arguments but fails for me with some sort of auth failure (same credentials work fine with original/upstream version):

(py3env) python syncclient/main.py -c enote_test  -u alexis@notmyidea.org
Please enter your password (alexis@notmyidea.org):
Traceback (most recent call last):
  File "syncclient/main.py", line 100, in <module>
    main()
  File "syncclient/main.py", line 84, in main
    fxa_session = client.get_fxa_session(args.login)
  File "eNote-GmbH_syncclient\syncclient\client.py", line 174, in get_fxa_session
    fxa_session = client.login(email, password, keys=True)
  File "eNote-GmbH_syncclient\py3env\lib\site-packages\fxa\core.py", line 90, in login
    resp = self.apiclient.post(url, body)
  File "eNote-GmbH_syncclient\py3env\lib\site-packages\fxa\_utils.py", line 335, in post
    return self.request("POST", url, json, **kwds)
  File "eNote-GmbH_syncclient\py3env\lib\site-packages\fxa\_utils.py", line 321, in request
    raise fxa.errors.ClientError(body)
fxa.errors.ClientError: The request was blocked for security reasons

[clach04]

See #3