Remove notice file for sdk system image am: a0ab4538

Original change: https://googleplex-android-review.googlesource.com/c/platform/build/+/18598730



Change-Id: Ic91e45ea682a9959b4d2f5d5af73d8b05a7f2a00
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>