Hide QQS/QS when quick settings is disabled

This mimics the current behavior of the flag in QSImpl

Test: atest NoQqsWhenQuickSettingsDisabled
Test: atest QSFragmentComposeViewModelTest
Test: atest NoQsWhenQuickSettingsDisabled
Test: manual
Fixes: 361587414
Flag: com.android.systemui.qs_ui_refactor_compose_fragment

Change-Id: I16c7a01b1dfe03eb5949f272e4edbef6dd538979