docs(document-driven): remove edge channel info (#1462)

Co-authored-by: Ahad Birang <[email protected]>

Author: nobkd

docs/content/3.guide/1.writing/7.document-driven.md

@@ -9,10 +9,6 @@ This mode creates a direct binding between the `content/` directory and pages.
 
 It also offers `page`, `navigation`, `surround` and `globals` variables.
 
-::alert{type="info"}
-This feature is currently available on the [edge channel](/guide/migration/edge-channel).
-::
-
 ## Enable the mode
 
 ### Existing project