docs: minor documentation improvement (#7603)

Closes #7602

docs/examples/manage_dependencies.md

@@ -20,7 +20,10 @@ they are all imported individually into individual modules.
 The standard practice for solving this problem in Deno is to create a `deps.ts`
 file. All required remote dependencies are referenced in this file and the
 required methods and classes are re-exported. The dependent local modules then
-reference the `deps.ts` rather than the remote dependencies.
+reference the `deps.ts` rather than the remote dependencies. If now for example
+one remote dependency is used in several files, upgrading to a new version of
+this remote dependency is much simpler as this can be done just within
+`deps.ts`.
 
 With all dependencies centralized in `deps.ts`, managing these becomes easier.
 Dev dependencies can also be managed in a separate `dev_deps.ts` file, allowing