[BUG] When spark connect is not available NameError exception is raised

[menathan]

Reference:

https://github.com/Nike-Inc/spark-expectations/blob/a5d0d4e72a57b98a005b0719f9b31506b2fbea2a/spark_expectations/core/expectations.py#L60C1-L67C87

Error:

>   DataFrame: TypeAlias = Union[sql.DataFrame, ConnectDataFrame]  # type: ignore
E   NameError: name 'ConnectDataFrame' is not defined

.venv/lib/python3.10/site-packages/spark_expectations/core/expectations.py:66: NameError

Tested with Spark expectation v2.7.3

[dannymeijer]

Koheesio has solved for this already: see here

We should really integrate the two libraries together imho