fix(View): conditionally set current renderer

The current renderer should only be set if the container exists (which
implies that the renderer is not deleted.)

Author: floryst

src/core/View.js

@@ -215,7 +215,6 @@ export default class View extends Component {
     };
     this.onEnter = () => {
       this.hasFocus = true;
-      this.interactor.setCurrentRenderer(this.renderer);
     };
     this.onLeave = () => {
       this.hasFocus = false;

src/core/ViewContainer.js

@@ -122,6 +122,7 @@ class ViewController extends Component {
     const container = view?.containerRef.current;
     if (this.props.root && container) {
       this.bindInteractorEvents(container);
+      this.interactor.setCurrentRenderer(this.renderer);
       this.interactor.setInteractorStyle(view.style);
     }
   }