Revert "Return 204 rather than 200 to chunk upload"
Revert "Return 204 rather than 200 to chunk upload"

This reverts commit 87e4c1c27eba8bd7ceaced7d84d73e1411c07425.

Change requires a newer flow version.

databrary/databrary,databrary/databrary,databrary/databrary,databrary/databrary