Add support for Product Lists and some schema changes

Support for Product Lists has been added. During this effort, several changes have been made to the GraphQL schema:

Follow Section, “Add support for Product Lists and some schema changes” for upgrade information.

(CMS-14489)

Names of rich text views in GraphQL have changed

The names of the rich text views used in GraphQL have changed in order to better reflect their intention.

Follow Section, “Names of rich text views in GraphQL have changed” for upgrade information.

(CMS-14500)