[BUG] Notification Hook executes even after all the hooks are disabled via 'Disable all hooks' option

Environment

• Platform (select one):
• [ ] Anthropic API
• [ ] AWS Bedrock
• [X] Google Vertex AI
• [ ] Other: <!-- specify -->
• Claude CLI version: 1.0.69
• Operating System: macOS 15.6
• Terminal: Terminal App

Bug Description

The 'Disable all hooks' option within the Hook Configuration menu doesn't disable the notification hook from execution.

Steps to Reproduce

1. Create a notification hook and a stop hook with basic logs (commands: jq '.' >> notification.txt for notification hook and jq '.' >> stop.txt for stop hook)
2. Run the hooks to see expected logs
3. _Disable all hooks_ via the /hooks command

Expected Behavior

None of the hooks should be executed

Actual Behavior

Notification hook still fires/executes