Update migrate-from-newtonsoft.md

Author: anandmeg

docs/standard/serialization/system-text-json/migrate-from-newtonsoft.md

@@ -24,7 +24,7 @@ The `System.Text.Json` namespace provides functionality for serializing to and d
 * .NET Core 2.0, 2.1, and 2.2
 
 > [!TIP]
-> You can use AI assistance to [migrate from `Newtonsoft.Json`](#use-AI-to-migrate).
+> You can use AI assistance to [migrate from `Newtonsoft.Json`](#use-ai-to-migrate).
 
 `System.Text.Json` focuses primarily on performance, security, and standards compliance. It has some key differences in default behavior and doesn't aim to have feature parity with `Newtonsoft.Json`. For some scenarios, `System.Text.Json` currently has no built-in functionality, but there are recommended workarounds. For other scenarios, workarounds are impractical.