Prints backup stats to the CLI following completion. In case of multiple users, the stats for each backup is printed at the end of the backup, rather than at the end of the command. --- #### Does this PR need a docs update or release note? - [x] ✅ Yes, it's included #### Type of change - [x] 🌻 Feature #### Test Plan - [x] 💪 Manual - [x] ⚡ Unit test