Update the sensor use dialog if more sensors are accessed

If another sensor is accessed after the dialog has been shown we now
update the dialog to reflect all accessed sensors.

Test: Wrote app which opens mic/cam at different times
Fixes: 187139024
Fixes: 187132341
Change-Id: I178bb4f6ea1913e3ee0e2153cf8ac3b2f24e4623
7 files changed