chore: bump agent package (#89)

Author: joshsny

package.json

@@ -62,7 +62,7 @@
   "dependencies": {
     "@ai-sdk/openai": "^2.0.52",
     "@phosphor-icons/react": "^2.1.10",
-    "@posthog/agent": "1.16.3",
+    "@posthog/agent": "1.16.4",
     "@radix-ui/react-icons": "^1.3.2",
     "@radix-ui/themes": "^3.2.1",
     "@recallai/desktop-sdk": "^1.3.0",