chore(cleanup): remove unused code causing warnings

packages/core/src/components/route-link/route-link.tsx

@@ -9,23 +9,4 @@ export class RouteLink {
 
   // The instance of the router
   @Prop() router: any;
-
-  handleClick(e: any) {
-    console.log('Route link click', e);
-    /*
-    router.navigateTo(this.url)
-    */
-  }
-
-  render() {
-    /*
-    const router = document.querySelector(this.router);
-    const match = router.match
-    console.log(`  <ion-route-link> Rendering route ${this.url}`, router, match);
-
-    return (
-      <a onClick={this.handleClick.bind(this)}><slot></slot></a>
-    );
-    */
-  }
 }