Check event payload types in security log.

Bug: 70886042
Test: cts-tradefed run cts -m CtsDevicePolicyManagerTestCases -t
  com.android.cts.devicepolicy.DeviceOwnerTest#testSecurityLoggingWithSingleUser

Change-Id: I98e037b744930af0ceca86deb5c0e6ac2330077c
1 file changed