Update get started intro section (mongodb#2245)

* update get started intro section

* copy edit

* Update source/introduction.txt

Author: mongodben

source/introduction.txt

@@ -112,27 +112,17 @@ with data from your app:
 Get Started with Realm
 ----------------------
 
-Check out our Task Tracker tutorial for any of these platforms:
-
-- :ref:`Android with Kotlin <kotlin-tutorial>`
-- :ref:`Flutter with Dart <flutter-tutorial>`
-- :ref:`iOS with SwiftUI <ios-swift-tutorial>`
-- :ref:`React Native with JavaScript <react-native-tutorial>`
-- :ref:`Xamarin (iOS and Android) with C# <dotnet-tutorial>`
-
-Or start by experimenting with a working Sync-enabled client application
-with a :ref:`template app <template-apps>`.
-
-You can also refer to the documentation for each client SDK:
-
-- :doc:`Flutter SDK </sdk/flutter>` for Flutter
-- :doc:`Java SDK </sdk/java>` for Java
-- :doc:`Kotlin SDK </sdk/kotlin>` for Kotlin
-- :doc:`.NET SDK </sdk/dotnet>` for C# and Xamarin
-- :doc:`Node.js SDK </sdk/node>` for Node.js
-- :doc:`React Native SDK </sdk/react-native>` for TypeScript and JavaScript with React Native
-- :doc:`Swift SDK </sdk/swift>` for Swift and Objective-C
-- :doc:`Web SDK </web>` for browser JavaScript
+Learn more about the Realm SDKs:
+
+- :ref:`C++ SDK <cpp-intro>`
+- :ref:`Flutter SDK <flutter-intro>`
+- :ref:`Java SDK <java-intro>`
+- :ref:`Kotlin SDK <kotlin-intro>`
+- :ref:`.NET SDK <dotnet-intro>`
+- :ref:`Node.js SDK <node-intro>`
+- :ref:`React Native SDK <react-native-intro>`
+- :ref:`Swift SDK <ios-intro>`
+- :ref:`Web SDK <web-intro>`
 
 Summary
 -------