test: disable custom apparmor in config.yaml

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: jrx-code

ha-sandbox/config.yaml

@@ -9,6 +9,7 @@ arch:
 startup: application
 boot: auto
 init: false
+apparmor: false
 
 # Ingress (HA built-in reverse proxy with SSO)
 ingress: true