feat(cmd): Adding History and Tree commands and adding test to check for duplicate commands

[arehmandev]

Features:

• New command corectl tenants tree - displays tenancy tree
• New commands corectl history - displays command history (~/.config/corectl/log.json)

Fix:

• Removed duplicate corectl commands and added test to avoid in future

[Malet]

Good find! I think the runtime checks may be unnecessary here though, https://github.com/coreeng/corectl/pull/52/files#diff-4a2124744a6aaf77fd02653dc11bd0b4b683aa79e22fa37d6f286bf4aefc4785L138-L140 would probably suffice for this PR