[automerger skipped] Increase core count in atrace.rc am: 4d9c4e1413 -s ours

am skip reason: Merged-In I4c7b0ba6a4883cc21f45428368b60759c54ef985 with SHA-1 2895eeb632 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/16144735

Change-Id: I49500445d10f1baab2a5b7fae864a7f3f9afdc30