Add regional Indian sub-portals of the data.gov.in

[ivbeg]

There are many subportals of the data.gov.in portal

• Odisha https://odisha.data.gov.in/
• Jammu&Kashmir https://jk.data.gov.in/

and many others.

Get the list from this endpoint https://data.gov.in/backend/cmspublic/v1/states?filters[field_state_visibility]=true&sort_by=created&sort_order=DESC&limit=12

• [ ] Get the full list of these portals
• [ ] Map them to the ISO 3166-2 Indian states codes
• [ ] Add them to the registry