fixup! Fix failing unit test

Author: lpoulain

tests/unit/test_client.py

@@ -118,9 +118,10 @@ def assert_headers(headers):
         assert headers[constants.HEADER_USER] == user
         assert headers[constants.HEADER_SESSION] == ""
         assert headers[constants.HEADER_TIMEZONE] == timezone
+        assert headers[constants.HEADER_CLIENT_CAPABILITIES] == "PARAMETRIC_DATETIME"
         assert headers[accept_encoding_header] == accept_encoding_value
         assert headers[client_info_header] == client_info_value
-        assert len(headers.keys()) == 9
+        assert len(headers.keys()) == 10
 
     req.post("URL")
     _, post_kwargs = post.call_args