[Enhancement] add transaction hash on hardware screen

[monperrus]

Describe the bug

Goal

Double check the transaction hash on a hardware wallet.

Actual behavior

The transaction hash is not displayed on Metamask UI, it is impossible to verify it.

Expected behavior

The transaction hash is displayed on Metamask UI, then one can verify it's the same on the Ledger screen

Screenshots/Recordings

No response

Steps to reproduce

1. Start a transaction signing workflow
2. Look for transaction hash

Error messages or log output

Detection stage

In production (default)

Version

12.14.1

Build type

None

Browser

Chrome

Operating system

Windows

Hardware wallet

Ledger

Additional context

No response

Severity

No response

[vivek-consensys]

@monperrus you can click on the 'View on block explorer' or 'Copy transaction ID' to verify the txn hash.