fix eslint issues in url-listeners (codesandbox#2600)

* refactor(url-listeners): fix eslint issues

historyPosition and historyList were used before their declaraion

* refactor(url-listeners): remove unnecessary eslint-disable no-console

Author: armujahid

packages/sandbox-hooks/url-listeners.js

@@ -1,5 +1,10 @@
 import { dispatch, isStandalone, listen } from 'codesandbox-api';
 
+const origHistoryProto = window.history.__proto__; // eslint-disable-line no-proto
+const historyList = [];
+let historyPosition = -1;
+let disableNextHashChange = false;
+
 function sendUrlChange(url) {
   dispatch({
     type: 'urlchange',
@@ -9,13 +14,6 @@ function sendUrlChange(url) {
   });
 }
 
-/* eslint-disable no-console */
-
-const origHistoryProto = window.history.__proto__; // eslint-disable-line no-proto
-const historyList = [];
-let historyPosition = -1;
-let disableNextHashChange = false;
-
 function pushHistory(url, state) {
   // remove "future" locations
   historyList.splice(historyPosition + 1);