Update hermes tx raw commands to drop the raw subcommand

[ljoss17]

Summary

Update the commands hermes tx raw in order to drop the raw subcommand.

Problem Definition

Following discussion #2306 (comment) the hermes tx raw commands would be clear even after dropping the raw, so having hermes tx <subcommand>.

Acceptance Criteria

• Remove raw from Hermes commands:
  • hermes tx raw chan-close-confirm
  • hermes tx raw chan-close-init
  • hermes tx raw chan-open-ack
  • hermes tx raw chan-open-confirm
  • hermes tx raw chan-open-init
  • hermes tx raw chan-open-try
  • hermes tx raw conn-ack
  • hermes tx raw conn-confirm
  • hermes tx raw conn-init
  • hermes tx raw conn-try
  • hermes tx raw create-client
  • hermes tx raw ft-transfer
  • hermes tx raw packet-ack
  • hermes tx raw packet-recv
  • hermes tx raw update-client
  • hermes tx raw upgrade-chain
  • hermes tx raw upgrade-client
  • hermes tx raw upgrade-clients

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