Adds Persisted queries page to the menu

Author: DeadMonkeyX

umbraco-heartcore/SUMMARY.md

@@ -44,6 +44,7 @@
   * [Filtering and Ordering](api-documentation/graphql/filtering-and-ordering.md)
   * [Property Editors](api-documentation/graphql/property-editors.md)
   * [Schema Generation](api-documentation/graphql/schema-generation.md)
+  * [Persisted Queries](api-documentation/graphql/persisted-queries.md)
 
 ## Backoffice
 
@@ -69,4 +70,4 @@
 * [February 2024](release-notes/2024-02-releasenotes.md)
 * [April 2024](release-notes/2024-04-releasenotes.md)
 * [August 2024](release-notes/2024-08-releasenotes.md)
-* [September 2024](release-notes/2024-09-releasenotes.md)
+* [September 2024](release-notes/2024-09-releasenotes.md)