Update map optimizer plugin to 1.1.3

package.json

 {
   "name": "workadventure-map-starter-kit",
-  "version": "3.1.2",
+  "version": "3.1.3",
   "license": "MIT",
   "scripts": {
     "dev": "vite",
@@ -11,7 +11,7 @@
     "@types/node": "^17.0.36",
     "typescript": "^4.5.4",
     "vite": "^2.9.9",
-    "wa-map-optimizer-vite": "^1.1.2"
+    "wa-map-optimizer-vite": "^1.1.3"
   },
   "dependencies": {
     "@workadventure/iframe-api-typings": "^1.11.2",