Save zoom level of the game and restore it when quitting the login scenes

SelectCompanionScene with zoom on mobile

front/src/Phaser/Login/SelectCharacterMobileScene.ts

@@ -1,9 +1,12 @@
 import { SelectCharacterScene } from "./SelectCharacterScene";
+import {waScaleManager} from "../Services/WaScaleManager";
 
 export class SelectCharacterMobileScene extends SelectCharacterScene {
 
     create(){
         super.create();
+        waScaleManager.zoomModifier = 2;
+        this.onResize();
         this.selectedRectangle.destroy();
     }