chore: refactor to use snake_case in proto (backport #1396)

[mergify[bot]]

Description

closes: #XXXX

• Use snake_case in proto

Motivation and context

How has this been tested?

Screenshots (if appropriate):

Checklist:

• [x] I followed the contributing guidelines and code of conduct.
• [x] I have added a relevant changelog to CHANGELOG.md
• [ ] I have added tests to cover my changes.
• [ ] I have updated the documentation accordingly.
• [ ] I have updated API documentation client/docs/swagger-ui/swagger.yaml

  ---

  This is an automatic backport of pull request #1396 done by Mergify.

[mergify[bot]]

Cherry-pick of 59f7256cacceca28f90955febb5a9bd5f2f75447 has failed:

On branch mergify/bp/release/v0.49.x/pr-1396
Your branch is up to date with 'origin/release/v0.49.x'.

You are currently cherry-picking commit 59f7256ca.
  (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:   CHANGELOG.md
    modified:   docs/core/proto-docs.md
    modified:   proto/lbm/fswap/v1/query.proto
    modified:   x/fswap/types/query.pb.go

Unmerged paths:
  (use "git add <file>..." to mark resolution)
    both modified:   client/docs/swagger-ui/swagger.yaml

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

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 69.04%. Comparing base (de3499f) to head (9d64c30).

:exclamation: Current head 9d64c30 differs from pull request most recent head c104fb3

Please upload reports for the commit c104fb3 to get more accurate results.

Additional details and impacted files

[](https://app.codecov.io/gh/Finschia/finschia-sdk/pull/1397?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Finschia) ```diff @@ Coverage Diff @@ ## release/v0.49.x #1397 +/- ## ================================================ Coverage 69.04% 69.04% ================================================ Files 671 671 Lines 69299 69299 ================================================ Hits 47846 47846 Misses 19167 19167 Partials 2286 2286 ```

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 69.04%. Comparing base (de3499f) to head (c104fb3).

Additional details and impacted files

[](https://app.codecov.io/gh/Finschia/finschia-sdk/pull/1397?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Finschia) ```diff @@ Coverage Diff @@ ## release/v0.49.x #1397 +/- ## ================================================ Coverage 69.04% 69.04% ================================================ Files 671 671 Lines 69299 69299 ================================================ Hits 47846 47846 Misses 19167 19167 Partials 2286 2286 ```