Merge "Do not remove reference dumps before building new dumps" am: 42aa38f51e

Original change: https://android-review.googlesource.com/c/platform/development/+/2335206

Change-Id: Ie287ead7337ff01a9a65fdba15956d7fcc415a9e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>