Finish SensorUse activity when dialog is dismissed

Bug: 199550934
Fixes: 206688513
Fixes: 204946898
Test: Manual, CtsSensorPrivacyTestCases
Change-Id: I0de460a075d9b84444832f5b1547c040e552bdf4
(cherry picked from commit d5e24c393938af5c352a0d94cabf03a1355916ec)
Merged-In:I0de460a075d9b84444832f5b1547c040e552bdf4
2 files changed