Remove redundant notice property. am: 4d89fcdb48 am: d1591013b9 am: d66b54b0f6 am: 26942466ea am: cc7a458de1

Original change: https://android-review.googlesource.com/c/platform/prebuilts/gcc/linux-x86/host/x86_64-w64-mingw32-4.8/+/2154553

Change-Id: Iefa58f6c4157978c9f4c554c877ac9d9fe6cfcaa
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>