Add link to Patternslib dependencies

Author: petschki

docs/classic-ui/module-federation.md

@@ -47,7 +47,8 @@ const mf_config = require("@patternslib/dev/webpack/webpack.mf");
 ```
 
 Import all the dependencies you want to share.
-Potentially these are the ones from Patternslib, Mockup, and your own dependencies.
+Potentially these are the ones from [Patternslib](https://github.com/Patternslib/Patterns/blob/master/package.json),
+Mockup, and your own dependencies.
 You can add the Patternslib and Mockup dependencies, even if you are not using them.
 
 ```js