[automerger skipped] Prevent spamming log for deprecated builtin am: 51d04dd9d1 -s ours

am skip reason: Merged-In I7269fcf5a79e7e475268e3ce5f9d03a7b1b7856f with SHA-1 270953b449 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/external/libchrome/+/23639628

Change-Id: Idd365633d9bef9052916a8129b689c8b440eb623
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>