fix(Page): remove event listeners to avoid MaxListenersExceededWarning

This patch starts to properly clean up event listeners on a failed navigation (Page.goto).

lib/Page.js

@@ -384,6 +384,7 @@ class Page extends EventEmitter {
       await this._client.send('Page.navigate', {url, referrer});
     } catch (e) {
       watcher.cancel();
+      helper.removeEventListeners([listener]);
       throw e;
     }
     const error = await navigationPromise;