docs(cometbft): update ABCI and data structure links

[melekes]

No description provided.

[Copilot]

Pull Request Overview

This PR updates the documentation links and embeds external markdown documentation into various modules to align with the new CometBFT docs.

• Updated outdated Tendermint and old CometBFT links to new URLs under the v1.0 spec.
• Replaced inline documentation with external markdown includes in selected ABCI request files.

Reviewed Changes

Copilot reviewed 14 out of 14 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
cometbft/src/vote.rs	Updated the vote data structure documentation link.
cometbft/src/consensus/params.rs	Updated the ABCI documentation link reference for consensus parameters.
cometbft/src/block/id.rs	Updated the block ID documentation link.
cometbft/src/block/header.rs	Updated the header documentation link.
cometbft/src/block/commit.rs	Removed outdated TODO links and updated the commit documentation link.
cometbft/src/block.rs	Updated the block structure documentation link.
cometbft/src/abci/types.rs	Removed the outdated ABCI documentation comment.
cometbft/src/abci/response/finalize_block.rs	Introduced external markdown documentation for finalizing blocks.
cometbft/src/abci/request/init_chain.rs	Replaced inline documentation with external markdown; a stray '#' line is present.
cometbft/src/abci/request/apply_snapshot_chunk.rs	Introduced external markdown documentation via include_str!.
cometbft/src/abci/request.rs	Cleared repeated comment blocks for cleaner documentation.
cometbft/src/abci/event.rs	Updated the events documentation link to the new URL.
cometbft/src/abci/code.rs	Updated the error-returning documentation link to the new URL.
cometbft/src/abci.rs	Updated the ABCI module documentation link to the new URL with updated methods.

Comments suppressed due to low confidence (1)

cometbft/src/abci/request/init_chain.rs:5

• The line containing only '#' appears to be extraneous. Consider removing it to ensure the documentation is formatted correctly.

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