Cleanup how transport errors are handled in NN utils am: cca3e20e23 am: 9c51fc5008

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1520619

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: If5d805de06eebdfae54b0e9e1205d24f118a006d