docs: incorporate review comments

aio/content/guide/dependency-injection.md

@@ -442,7 +442,7 @@ The service can be instantiated by configuring a factory function as shown below
 
 <div class="l-sub-section">
 
-Note that you cannot override tree-shakable providers registered in the `@injectable` decorator of the service. Use the `providers[]` array syntax to register providers when you intend to override providers in your app.
+To override tree-shakable providers, register the provider in the `providers[]` array property of any Angular decorator that supports it. 
 
 </div>