Utilise Eddsa & Public Keys - Part 3

[biscuitdey]

Description

Use Eddsa signatures in transactions, workgroups, state and builderData

Related Issue

#759

Motivation and Context

Use multiple types of signatures

How Has This Been Tested

Running all existing tests

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [x] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)
• [ ] Request to be added as a Code Owner/Maintainer

Checklist

• [x] My code follows the code style of this project.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [ ] I have added tests to cover my changes.
• [x] All new and existing tests passed.
• [ ] I commit to abide by the Responsibilities of Code Owners/Maintainers.

[CLAassistant]

All committers have signed the CLA.

[biscuitdey]

Code added to #794