fix: GetTxsEvent pagination (cosmos#12261)

## Description

Closes: cosmos#11538
Also see thread after cosmos#11538 (comment)



---

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CHANGELOG.md

@@ -56,6 +56,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ### Bug Fixes
 
+* (x/auth) [#12261](https://github.com/cosmos/cosmos-sdk/pull/12261) Deprecate pagination in GetTxsEventRequest/Response in favor of page and limit to align with tendermint `SignClient.TxSearch`
 * (vesting) [#12190](https://github.com/cosmos/cosmos-sdk/pull/12190) Replace https://github.com/cosmos/cosmos-sdk/pull/12190 to use `NewBaseAccountWithAddress` in all vesting account message handlers.
 * (linting) [#12135](https://github.com/cosmos/cosmos-sdk/pull/12135) Fix variable naming issues per enabled linters.  Run gofumpt to ensure easy reviews of ongoing linting work. 
 * (linting) [#12132](https://github.com/cosmos/cosmos-sdk/pull/12132) Change sdk.Int to math.Int, run `gofumpt -w -l .`, and `golangci-lint run ./... --fix`