Gateway whitelist AdvancedConnectedDeviceDashboardFragment

- Discovered a few more fragments that weren't whitelisted, so I
  whistlisted those as well.
- Also found ZenModeExternalRuleSettings is misconfigured in manifest
  and no longer needed, so deleted all artifacts about this activity.

Fixes: 74060141
Test:  atest
Change-Id: I159e403bfa6707e2939d075ecc2b8d2f13514153