SensorEventQueue: Allow setRate on sensor enable

4.3 and earlier would set the sensor rate on activation and then set it again
when setRate was called.

Some sensor HALs assume this will happen and ignore the first setRate

Conditionally the first one back in for such broken HALs

Change-Id: If1c259b0fd5517a1272cdad0a1abf1fe0fb5a7d1