Add option to force v3 upload even if v4 exists

[galamit86]

Currently odata_version is v4 if a v4 version exists, and otherwise v3.

Since in the toepol project we focus on v3, it might be needed to to force a v3 upload for a dataset where v3 exists.

In order to that:

• [ ] Add odata_version as optional parameter in main()
• [ ] If not supplied, uses existing logic
• [ ] Update nl-open-data prefect flows accordingly