Remove some new memory leaks from SensorManager

After catching an error in Sensor::unflatten, there are memory leaks
caught by the fuzzer in the same test case.

Test: libsensorserviceaidl_fuzzer with testcase from bug
Bug: 269014004
Merged-In: I509cceb41f56ca117d9475f6f6674244560fe582
Change-Id: I509cceb41f56ca117d9475f6f6674244560fe582
(cherry picked from commit c95fa0f0e7c7b73746ff850b85a79fc5f92b784e)
Merged-In: I509cceb41f56ca117d9475f6f6674244560fe582
(cherry picked from commit on googleplex-android-review.googlesource.com host: 2f8fa1367c62365cdd0a2de78a1c25cdcc599430)
Merged-In: I509cceb41f56ca117d9475f6f6674244560fe582
2 files changed