Use csp config from tauri-apps/tauri#3427 to fix assets issue

src-tauri/tauri.conf.json

@@ -59,7 +59,7 @@
       }
     ],
     "security": {
-      "csp": null
+      "csp": "default-src 'self'; style-src 'self' 'unsafe-inline'; img-src 'self' data:; object-src 'none'; require-trusted-types-for 'script';"
     }
   }
 }