fix(consensus): Verify consensus branch ID before SIGHASH computation

[upbqdn]

Motivation

Close #9089.

Specifications & References

• https://zips.z.cash/protocol/protocol.pdf#sighash

Solution

• TBD

Tests

• Add tests that check that tx verification fails when a tx attempts to use an invalid consensus branch id for its SIGHASH.

PR Author's Checklist

• The PR name will make sense to users.
• The PR provides a CHANGELOG summary.
• The solution is tested.
• The documentation is up to date.
• The PR has a priority label.

PR Reviewer's Checklist

• The PR Author's checklist is complete.
• The PR resolves the issue.