Repo split experiments

[hu55a1n1]

Addresses: Phase-1 of #2639

Description

Removes module related code and reorganizes directory structure ->

<hermes>
├── crates
│	├── ibc-chain-registry
│	├── relayer
│	├── relayer-cli
│	├── relayer-rest
│	├── telemetry
│	└── tools
│		├── integration-test
│		└── test-framework
└── ...

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PR author checklist:

• Added changelog entry, using unclog.
• Added tests: integration (for Hermes) or unit/mock tests (for modules).
• Linked to GitHub issue.
• Updated code comments and documentation (e.g., docs/).
• Tagged one reviewer who will be the one responsible for shepherding this PR.

Reviewer checklist:

• Reviewed Files changed in the GitHub PR explorer.
• Manually tested (in case integration/unit/mock tests are absent).

[hu55a1n1]

Closing in favor of #2667, since we've decided to only remove proto crates from the repo and keep a local modules copy in the workspace.