Merge "Ignore System Server dynamic dex files during A/B preopt" into rvc-dev am: 1c2a704f10 am: cfe811b274

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12113615

Change-Id: I4fcc9fd0328839f195d7c750f3f324ded0e2094a