Support Notion-Version 2022-02-22

[KoditkarVedant]

Notion has releasing Notion-Version 2022-02-22 with the following backwards incompatible changes:

• The text in blocks has been renamed to rich_text, to be consistent with the database property type.. #242
• Query database filter changes #243
  • phone and text are no longer supported in query database filters when filtering by phone_number and rich_text properties. Use phone_number and rich_text instead.
  • rollup query database filters no longer accept the text keyword. Use rich_text instead.
  • formula query database filters no longer accept the text keyword. Use string instead.
• property_item objects now return a type, next_url, and id. #244
• Deprecated the List Databases endpoint. #245

The pull request for these changes should be raised against notion-version-2022-02-22.

Notion changelog: https://developers.notion.com/changelog/releasing-notion-version-2022-02-22