build(deps): bump github.com/cosmos/cosmos-sdk from 0.45.3 to 0.45.4 (backport #1300)

[mergify]

This is an automatic backport of pull request #1300 done by Mergify.
Cherry-pick of bd08650 has failed:

On branch mergify/bp/release/v1.5.x/pr-1300
Your branch is up to date with 'origin/release/v1.5.x'.

You are currently cherry-picking commit bd08650.
  (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)

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   CHANGELOG.md
	both modified:   go.mod
	both modified:   go.sum

no changes added to commit (use "git add" and/or "git commit -a")

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

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