This change fixes two issues: when wakeup is not available, update the number of items to show above the fold in wifi preferences. When scorer is not set, grey out wakeup toggle and set summary to reflect the status. Bug: 62410973 Bug: 62343859 Test: make RunSettingsRoboTests -j40 Change-Id: I5f4131c6a86eab6c0fb03ea2b5101ba107a9189f