chore(gatsby): Invite more people to try QUERY_ON_DEMAND (#28327)
chore(gatsby): Invite more people to try QUERY_ON_DEMAND (#28327)

* chore(gatsby): Invite more people to try QUERY_ON_DEMAND

* update message for flags
gatsbyjs/gatsby,gatsbyjs/gatsby,gatsbyjs/gatsby,gatsbyjs/gatsby,gatsbyjs/gatsby,gatsbyjs/gatsby