Update readline-sync requirement from 1.4.9 to 1.4.10 in /app

Updates the requirements on [readline-sync](https://github.com/anseki/readline-sync) to permit the latest version.
- [Release notes](https://github.com/anseki/readline-sync/releases)
- [Commits](https://github.com/anseki/readline-sync/compare/1.4.9...1.4.10)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

app/package.json

@@ -67,7 +67,7 @@
   "devDependencies": {
     "electron": "^5.0.4",
     "electron-builder": "^21.1.5",
-    "readline-sync": "1.4.9"
+    "readline-sync": "1.4.10"
   },
   "build": {
     "productName": "TheDesk",