Update NeuralNetworks.h: NN API 1.1 (#1815)

Update NeuralNetworks.h: NN API 1.1 (#1815)

* Update NeuralNetworks.h: NN API 1.1

Update NeuralNetworks.h to released NN API 1.1
https://android.googlesource.com/platform/frameworks/ml/+/android-p-preview-3/nn/runtime/include/NeuralNetworks.h

Signed-off-by: Hyeongseok Oh <hseok82.oh@samsung.com>
* Remove andorid api version check

Remove andorid api version check

Signed-off-by: Hyeongseok Oh <hseok82.oh@samsung.com>
* Remove base version check

Remove base android version check

Signed-off-by: Hyeongseok Oh <hseok82.oh@samsung.com>