linking to alternative APIs (#3625)

Author: stevewhims

hub/apps/windows-app-sdk/migrate-to-windows-app-sdk/what-is-supported.md

@@ -29,7 +29,7 @@ WinUI 3 and the Windows App SDK are new technologies and, when compared to UWP,
 | Best launch speed and performance | ⚠️ Slight disadvantage, see [performance considerations](#performance-considerations) |
 | CoreTextServicesManager | ⚠️ Supported only on Windows 11 |
 | [PrintManager](https://portal.productboard.com/winappsdk/1-windows-app-sdk/c/50-support-printmanager-api) | ⚠️ Supported on Windows 11 (not yet available on Windows 10) |
-| [CameraCaptureUI](https://portal.productboard.com/winappsdk/1-windows-app-sdk/c/49-support-cameracaptureui) | ❌ Not supported in 1.3 |
+| [CameraCaptureUI](https://portal.productboard.com/winappsdk/1-windows-app-sdk/c/49-support-cameracaptureui) | ❌ Not supported in 1.3. For alternative APIs, see [Using video capture](/windows/win32/multimedia/using-video-capture). |
 | Full containerization of your app | ❌ Not supported in 1.3 |
 | [InkCanvas](https://portal.productboard.com/winappsdk/1-windows-app-sdk/c/31-inking-controls) | ❌ Not supported in 1.3 |
 | [MapControl](https://portal.productboard.com/winappsdk/1-windows-app-sdk/c/27-map-control) | ❌ Not supported in 1.3 |