Update NN VTS callback objects

The VTS Callback files are a subset of the Callback files in
frameworks/ml/nn/runtime/Callbacks.*. This CL syncs the implementations,
removing the functionality that is not needed in VTS.

Fixes: 132322149
Test: mma
Test: VtsHalNeuralnetworksV1_0TargetTest
Test: VtsHalNeuralnetworksV1_1TargetTest
Test: VtsHalNeuralnetworksV1_2TargetTest
Change-Id: I114ce7f3b6c3d58de0196e9508209614d0a73e11