[docs][recipes] Querying data in pages (#15704)
[docs][recipes] Querying data in pages (#15704)

* Added a recipe for querying data in pages

* Removed unnecessary lines from example. Mainly to retrigger tests.

* Apply suggestions from code review

Co-Authored-By: Marcy Sutton <63f38fb7a2c9e72439a06d93cefb66621e8fc496@gatsbyjs.com>

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