P10 support

[td202]

Purpose

_Describe the purpose of the pull request, link to issue describing the problem, etc.

Changes

• Regenerate protobuf code.
• Handle CBor -> Cbor renaming in generated code.
• Support P10 for ProtocolVersionInt and conversions with protobuf types.

Checklist

• My code follows the style of this project.
• The code compiles without warnings.
• I have performed a self-review of the changes.
• I have documented my code, in particular the intent of the
  hard-to-understand areas.
• (If necessary) I have updated the CHANGELOG.