docs(x/accounts): improve comments (backport #22339)

[mergify]

Description

Noticed while doing the workshop: https://github.com/julienrbrt/workshop-cosmos-sdk-cosmoverse-2024

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Author Checklist

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please add links to any relevant follow up issues.

I have...

• included the correct type prefix in the PR title, you can find examples of the prefixes below:

• confirmed ! in the type prefix if API or client breaking change

• targeted the correct branch (see PR Targeting)

• provided a link to the relevant issue or specification

• reviewed "Files changed" and left comments if necessary

• included the necessary unit and integration tests

• added a changelog entry to CHANGELOG.md

• updated the relevant documentation or specification, including comments for documenting Go code

• confirmed all CI checks have passed

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your handle next to the items reviewed if you only reviewed selected items.

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I have...

• confirmed the correct type prefix in the PR title
• confirmed all author checklist items have been addressed
• reviewed state machine logic, API design and naming, documentation is accurate, tests and test coverage

Summary by CodeRabbit

• New Features

  • Introduced new message types for multisig account initialization and proposal management.
  • Added functionality for querying multisig account configurations and proposals.

• Documentation

  • Enhanced comments for clarity in lockup and multisig message definitions.
  • Updated README to provide comprehensive guidance on account functionalities and implementations.
  • Improved structure and readability of the lockup account tutorial.

• Bug Fixes

  • Improved comment clarity in existing messages without altering functionality.

• Configuration Updates

  • Updated telemetry server address from localhost:1318 to localhost:1327 in configuration files.

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This is an automatic backport of pull request #22339 done by [Mergify](https://mergify.com).

[mergify]

Cherry-pick of 98be2b8 has failed:

On branch mergify/bp/release/v0.52.x/pr-22339
Your branch is up to date with 'origin/release/v0.52.x'.

You are currently cherry-picking commit 98be2b855.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	modified:   tools/confix/data/v2-app.toml
	modified:   x/accounts/README.md
	modified:   x/accounts/defaults/lockup/TUTORIAL.md
	modified:   x/accounts/defaults/lockup/v1/tx.pb.go
	modified:   x/accounts/defaults/multisig/v1/multisig.pb.go
	modified:   x/accounts/proto/cosmos/accounts/defaults/lockup/v1/tx.proto
	modified:   x/accounts/proto/cosmos/accounts/defaults/multisig/v1/multisig.proto

Unmerged paths:
  (use "git add/rm <file>..." as appropriate to mark resolution)
	deleted by us:   api/cosmos/accounts/defaults/lockup/v1/tx.pulsar.go
	deleted by us:   api/cosmos/accounts/defaults/multisig/v1/multisig.pulsar.go
	deleted by us:   server/v2/api/telemetry/config.go
	both modified:   simapp/go.mod

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally