DOCSP-26721: Add Kotlin SDK link (#917)

* DOCSP-26721: Add Kotlin SDK link

Author: Chris Cho

source/kotlin-drivers.txt

@@ -4,8 +4,6 @@
 MongoDB Kotlin Drivers
 ======================
 
-.. default-domain:: mongodb
-
 .. toctree::
    :titlesonly:
 
@@ -25,8 +23,12 @@ Welcome to the documentation site for the official MongoDB Kotlin
 drivers. You can add one of the following drivers to your application
 to work with MongoDB in Kotlin:
 
-- Use the
-  `Kotlin Coroutine Driver <https://www.mongodb.com/docs/drivers/kotlin/coroutine/current>`__
+- Use the :driver:`Kotlin Coroutine Driver </kotlin/coroutine/current>`
   for Kotlin applications using coroutines.
 
-- Use the :doc:`Kotlin Sync Driver </kotlin-sync>` for synchronous Kotlin applications.
+- Use the :driver:`Kotlin Sync Driver </kotlin-sync>` for synchronous Kotlin
+  applications.
+
+You can use the :realm:`MongoDB Atlas Device Kotlin SDK </sdk/kotlin/install>`
+in Android or Kotlin Multiplatform (KMP) applications to access Atlas App
+Services and to manage your Realm data.