feat(rust/signed-doc): Initial catalyst_signed_documents_rules! macro implementation

[Mr-Leshiy]

Description

Added initial basic implementation of the catalyst_signed_documents_rules! macro, which statically defines validation rules for all document types from the Catalyst Signed Document's specifications.

Related Issue(s)

Part of https://github.com/input-output-hk/catalyst-internal-docs/issues/266

Description of Changes

• Added basic implementation of the catalyst_signed_documents_rules! macro, which will define a default validation rules for all specified document types.
• Cleaned catalyst-signed-doc-macro crate
• Removed unnecessary usage of Arc
• Added Debug trait implementation for all validation rules types, so it would be easy to inspect how catalyst_signed_documents_rules! works

Please confirm the following checks

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream module

[apskhem]

LGTM

[github-actions]

✅ Test Report | ${\color{lightgreen}Pass: 423/423}$ | ${\color{red}Fail: 0/423}$ |