feat(installer): support data backup, restore in olares-cli

[aby913]

• Background

olares-cli adds a set of commands for data backup and restoration. You can use olares-cli olares backups -h to get command help information.

Olares backup tool-kit

Usage:
  olares-cli olares backups [command]

Available Commands:
  backup      Back up data to multiple storage targets: Space, S3, COS, and local
  download    Download the backup dependency tool Restic
  restore     Restore data from multiple storage targets: Space, S3, COS, and local
  snapshots   Manage and view backup snapshots

Flags:
  -h, --help   help for backups

Use "olares-cli olares backups [command] --help" for more information about a command.

• Target Version for Merge

1.12

• Related Issues

• PRs Involving Sub-Systems

beclab/Installer#171

• Other information: