chore: update @babel/helpers to 7.26.10 to fix security vulnerability

Author: phwizard

packages/bot-core/package.json

@@ -8,6 +8,7 @@
     "dev": "tsc -w"
   },
   "dependencies": {
+    "@babel/helpers": "^7.26.10",
     "@xmpp/client": "^0.13.1",
     "@xmpp/debug": "^0.13.0"
   },