feat: add cosmos-sdk Version (backport #9429)

[mergify]

This is an automatic backport of pull request #9429 done by Mergify.
Cherry-pick of 105ad99 has failed:

On branch mergify/bp/release/v0.42.x/pr-9429
Your branch is up to date with 'origin/release/v0.42.x'.

You are currently cherry-picking commit 105ad99a8.
  (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:   client/grpc/tmservice/query.pb.go
	modified:   client/grpc/tmservice/service.go
	modified:   proto/cosmos/base/tendermint/v1beta1/query.proto
	modified:   version/version.go
	modified:   version/version_test.go

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   CHANGELOG.md
	both modified:   CONTRIBUTING.md
	both modified:   docs/core/proto-docs.md

To fix up this pull request, you can check it out locally. See documentation: https://help.github.com/articles/checking-out-pull-requests-locally/

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[amaury1093]

btw, will this test fail once we tag 0.42.6?

[tac0turtle]

since we dont check sdk version below it should work fine.

[amaury1093]

There's another conflict, after merging the other PR. LGTM otherwise.

Is there going to be a follow-up to this PR, ref #9429 (comment) ?

[tac0turtle]

@Mergifyio rebase

[mergify]

Command rebase: failure

Base branch update has failed
Git reported the following error:

Rebasing (1/3)

error: could not apply 5ff699c... feat: add cosmos-sdk Version (#9429)

Resolve all conflicts manually, mark them as resolved with
"git add/rm <conflicted_files>", then run "git rebase --continue".
You can instead skip this commit: run "git rebase --skip".
To abort and get back to the state before "git rebase", run "git rebase --abort".
Could not apply 5ff699c... feat: add cosmos-sdk Version (#9429)
Auto-merging CHANGELOG.md
CONFLICT (content): Merge conflict in CHANGELOG.md

err-code: BC321

[amaury1093]

Protobuf / breakage (pull_request) Ci gives false positives.

I'm merging this.