datamigration 1.0.0b4

• Updated the URL to download the SQL Server schema Zip to https://aka.ms/sqlschemamigrationpackage

SHA256 hashes of the release artifacts:

3ae99fcb1ee3b3c07c340812be133f103fa5b718eb0b289cc75e03eff532f863 datamigration-1.0.0b4-py3-none-any.whl