chore(docs): Update query structure in the queries example (#15863)
chore(docs): Update query structure in the queries example (#15863)

Without at least the additional brackets, the query results in a Failure to Compile error. This includes the word query, to follow the structure from https://www.gatsbyjs.org/docs/querying-with-graphql
gatsbyjs/gatsby,gatsbyjs/gatsby,gatsbyjs/gatsby,gatsbyjs/gatsby,gatsbyjs/gatsby,gatsbyjs/gatsby