docs(index): add note about generator-ng-component

[skip ci]

Author: Awk34

Diff for: docs/index.md

@@ -8,7 +8,7 @@ Available generators:
     - [angular-fullstack](/docs/generators/app.md) (aka [angular-fullstack:app](/docs/generators/app.md))
 * Server Side
     - [angular-fullstack:endpoint](/docs/generators/endpoint.md)
-* Client Side
+* Client Side (via [generator-ng-component](https://github.com/DaftMonk/generator-ng-component))
     - [angular-fullstack:route](/docs/generators/route.md)
     - [angular-fullstack:component](/docs/generators/component.md)
     - [angular-fullstack:controller](/docs/generators/controller.md)