Fix event collection in SensorsVtsEnvironmentBase.h

Only collect the events that match the description.

Bug: 270611181
Test: atest VtsAidlHalSensorsTargetTest
Test: atest VtsHalSensorsV2_0TargetTest
Change-Id: Iac4c4dc39b3a4d32dbfdb7770989204c1fe28c47
2 files changed