Refactor verifreg CMD

[jennijuju]

current clis are

iMac:lotus jennijuju$ lotus verifreg
NAME:
   lotus verifreg - Interact with the verified registry actor
USAGE:
   lotus verifreg command [command options] [arguments...]
COMMANDS:
   verify-client   give allowance to the specified verified client address
   list-verifiers  list all verifiers
   list-clients    list all verified clients
   check-client    check verified client remaining bytes
   check-verifier  check verifiers remaining bytes
   help, h         Shows a list of commands or help for one command
OPTIONS:
   --help, -h     show help (default: false)
   --version, -v  print the version (default: false)

product team (@dkkapur ) is propsing to have more clarity

lotus filplus grant-datacap
lotus filplus list-notaries
lotus filplus list-clients
lotus filplus check-client-datacap
lotus filplus check-notaries-datacap

[dkkapur]

quick edit

lotus filplus grant-datacap
lotus filplus list-notaries
lotus filplus list-clients
lotus filplus check-client-datacap
lotus filplus check-notary-datacap