SWDEV-478511 - Create deprecated memory management section for related APIs

Change-Id: I6d802f61fe787a423e2ef65e645c6395e715fd55

docs/doxygen/mainpage.md

@@ -17,6 +17,7 @@ This is the full HIP Runtime API reference. The API is organized into
   - @ref External
   - @ref MemoryM
   - @ref StreamO
+  - @ref MemoryD
 - @ref PeerToPeer
 - @ref Context
 - @ref Module