Skip TestGpuNnapi if AHardwareBuffer allocation fails am: e6a5fc57bb am: 2426493071

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/NeuralNetworks/+/15900876

Change-Id: Iabe383f12a0868cc66afc28293cf3c1e65dbbe03