[automerger skipped] Update scripts to specify python2 am: 25821f7b19 am: a534c20c58 am: f83016a5b1 -s ours am: 7765787e58 -s ours am: 1f6d83531e -s ours

am skip reason: Merged-In Iff693cf656a9bbdcf7960d8beb4626315e7af57f with SHA-1 cbd49e760a is already in history

Original change: https://android-review.googlesource.com/c/platform/external/chromium-trace/+/1677029

Change-Id: I41ce4b9c1a2c5a8ce7aa16fe74d44ed9eb0c5597