Seperate common configs into BootTime common file am: d27ef10db5 am: 49fcf51ecf am: e49a6f3422

Original change: https://googleplex-android-review.googlesource.com/c/platform/test/catbox/+/27630573

Change-Id: If1a23f771cc135f6dca7a42ba557dc65fa783c0e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>