fix: GetTxsEvent pagination (backport #12261)

[mergify]

This is an automatic backport of pull request #12261 done by Mergify.
Cherry-pick of c68fa3b has failed:

On branch mergify/bp/release/v0.46.x/pr-12261
Your branch is up to date with 'origin/release/v0.46.x'.

You are currently cherry-picking commit c68fa3b29.
  (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:   api/cosmos/tx/v1beta1/service.pulsar.go
	modified:   proto/cosmos/tx/v1beta1/service.proto
	modified:   types/tx/service.pb.go
	modified:   x/auth/tx/query.go
	modified:   x/auth/tx/service.go
	modified:   x/auth/tx/service_test.go

Unmerged paths:
  (use "git add/rm <file>..." as appropriate to mark resolution)
	deleted by us:   api/cosmos/orm/query/v1alpha1/query.pulsar.go

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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