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: I2e6320b1e1e34a8c22677be3e6e318c149e1bb26