Document the 'tt cartridge' command

[andreyaksenov]

Related dev. issue(s): tarantool/tt#34, tarantool/tt#79, tarantool/tt#407

Product: tt
Root document: https://www.tarantool.io/en/doc/latest/reference/tooling/tt_cli/commands/
SME: @ psergee

Details

tt cartridge -h
Manage cartridge application

USAGE
  tt cartridge [flags] <command> [command flags]

COMMANDS
  admin       Call admin function
  bench       Util for running benchmarks for Tarantool
  failover    Manage application failover
  repair      Patch cluster configuration files
  replicasets Manage application replica sets

See also https://www.tarantool.io/en/doc/latest/book/cartridge/cartridge_cli/commands/.