Remove obsolete aliases from closures

Bug: T208951
Change-Id: I0949da208d4df1d2fd1f85541f55f092da527400

.eslintrc.json

@@ -1,7 +1,10 @@
 {
 	"extends": "wikimedia",
 	"env": {
-		"browser": true,
+		"browser": true
-		"jquery": true
+	},
+	"globals": {
+		"mw": false,
+		"$": false
 	}
 }

resources/main.js

@@ -1,7 +1,7 @@
 /**
  * Timeless-specific scripts
  */
-jQuery( function ( $ ) {
+$( function () {
 
 	/**
 	 * Focus on search box when 'Tab' key is pressed once