fix: GetTxsEvent pagination (#12261)

## Description

Closes: https://github.com/cosmos/cosmos-sdk/issues/11538
Also see thread after https://github.com/cosmos/cosmos-sdk/issues/11538#issuecomment-1150040922



---

### Author Checklist

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please add links to any relevant follow up issues.*

I have...

- [x] included the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title
- [ ] added `!` to the type prefix if API or client breaking change
- [x] targeted the correct branch (see [PR Targeting](https://github.com/cosmos/cosmos-sdk/blob/main/CONTRIBUTING.md#pr-targeting))
- [x] provided a link to the relevant issue or specification
- [ ] followed the guidelines for [building modules](https://github.com/cosmos/cosmos-sdk/blob/main/docs/building-modules)
- [ ] included the necessary unit and integration [tests](https://github.com/cosmos/cosmos-sdk/blob/main/CONTRIBUTING.md#testing)
- [ ] added a changelog entry to `CHANGELOG.md`
- [ ] included comments for [documenting Go code](https://blog.golang.org/godoc)
- [ ] updated the relevant documentation or specification
- [ ] reviewed "Files changed" and left comments if necessary
- [ ] confirmed all CI checks have passed

### Reviewers Checklist

*All items are required. Please add a note if the item is not applicable and please add
your handle next to the items reviewed if you only reviewed selected items.*

I have...

- [ ] confirmed the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title
- [ ] confirmed `!` in the type prefix if API or client breaking change
- [ ] confirmed all author checklist items have been addressed 
- [ ] reviewed state machine logic
- [ ] reviewed API design and naming
- [ ] reviewed documentation is accurate
- [ ] reviewed tests and test coverage
- [ ] manually tested (if applicable)

api/cosmos/orm/query/v1alpha1/query.pulsar.go

@@ -2,12 +2,8 @@
 package queryv1alpha1
 
 import (
-	fmt "fmt"
-	io "io"
-	reflect "reflect"
-	sync "sync"
-
 	v1beta1 "cosmossdk.io/api/cosmos/base/query/v1beta1"
+	fmt "fmt"
 	runtime "github.com/cosmos/cosmos-proto/runtime"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoiface "google.golang.org/protobuf/runtime/protoiface"
@@ -15,6 +11,9 @@ import (
 	anypb "google.golang.org/protobuf/types/known/anypb"
 	durationpb "google.golang.org/protobuf/types/known/durationpb"
 	timestamppb "google.golang.org/protobuf/types/known/timestamppb"
+	io "io"
+	reflect "reflect"
+	sync "sync"
 )
 
 var _ protoreflect.List = (*_GetRequest_3_list)(nil)