Update index.js (#707)

* Update index.js

fix link to new Getting started from docs.microsoft.com
(otherwise it points to maui...)

* Update index.js

website/pages/en/index.js

@@ -32,9 +32,9 @@ Some build-time tools will send telemetry to Microsoft by default. No telemetry
 
 [React Native]: https://reactnative.dev/
 [React]: https://reactjs.org/
-[Windows SDK]: https://developer.microsoft.com/en-us/windows/downloads
+[Windows SDK]: https://developer.microsoft.com/windows/downloads/windows-sdk/
 [macOS 10.14 SDK]: https://developer.apple.com/documentation/macos-release-notes/macos-mojave-10_14-release-notes
-[all devices supported by Windows 10 and higher]: https://developer.microsoft.com/windows/get-started-windows-10
+[all devices supported by Windows 10 and higher]: https://docs.microsoft.com/windows/apps/get-started/?tabs=rnw
   `,
   roadmapwindows: `
 We are actively developing React Native for Windows in alignment with