TYPE_DYNAMIC_SENSOR_META should be wake up sensor

This CL makes the default TYPE_DYNAMIC_SENSOR_META sensor a wake-up
type.

Test: m cts-verifier
Test: Run "Dynamic Sensor Discovery Test" with a sensor HAL that
      support dynamic sensor discovery (e.g. contexthub + ag/1189124)

Bug: 31068976

Change-Id: I97197df248a9e89af6b72af3bee3c536a58c8df2