Revert "Removing all restored backups except one so we don't have old backups"

This reverts commit bd43b9344ff050d265922d5628f7ffc5a1e76ae0.

Reason for revert: b/328782012

Change-Id: I1666fbd63d82da06ed8c3d9ce58b5ed6b298618b
8 files changed