Remove comment

Signed-off-by: Jason Parraga <[email protected]>

flytekit/clients/auth/authenticator.py

@@ -308,8 +308,6 @@ def refresh_credentials(self):
         text = f"To Authenticate, navigate in a browser to the following URL: {click.style(full_uri, fg='blue', underline=True)}"
         click.secho(text)
         try:
-            # Currently the refresh token is not retrieved. We may want to add support for refreshTokens so that
-            # access tokens can be refreshed for once authenticated machines
             token, refresh_token, expires_in = token_client.poll_token_endpoint(
                 resp,
                 self._token_endpoint,