move assets to new location

assets/launch.js

@@ -21,11 +21,11 @@ const CONFIG = {
   /*
    * set wallpaper for webpage
    */
-  backgroundImage: "assets/background.png",
+  backgroundImage: "assets/images/background.png",
   /*
    * Set logo
    */
-  logo: "assets/logo.svg",
+  logo: "assets/images/logo.svg",
   /*
    * Download URLs for jitsi-meet clients
    */
@@ -162,10 +162,10 @@ const LANGUAGE_NAMES = {
 };
 
 const LANGUAGE_FLAGS = {
-  en: "assets/uk.svg",
-  de: "assets/de.svg",
-  fr: "assets/fr.svg",
-  zh: "assets/cn.svg"
+  en: "assets/images/uk.svg",
+  de: "assets/images/de.svg",
+  fr: "assets/images/fr.svg",
+  zh: "assets/images/cn.svg"
 };
 
 function updateLanguageMenu() {