fix: detailContainer Component - Replaced class by func. comp (#130)

* refactor: coverted class comp. into func.comp

* refactor: added forward ref comp.

* fix: fixed external link color

* fix: fixed typo

* refactor: applied feedbacks

src/components/Dependencies/Dependencies.tsx

@@ -76,10 +76,6 @@ class DependencyBlock extends Component<{ title: string; dependencies: [] }> {
 }
 
 class Dependencies extends Component {
-  public state = {
-    tabPosition: 0,
-  };
-
   public render(): ReactElement<HTMLElement> {
     return (
       <DetailContextConsumer>