feat(accounts/base): give chains the possibility to pick their chosen pubkey types for the base accounts (#21466)

simapp/CHANGELOG.md

@@ -45,7 +45,7 @@ Always refer to the [UPGRADING.md](https://github.com/cosmos/cosmos-sdk/blob/mai
 * [#20771](https://github.com/cosmos/cosmos-sdk/pull/20771) Use client/v2 `GetNodeHomeDirectory` helper in `app.go` and use the `DefaultNodeHome` constant everywhere in the app.
 * [#20490](https://github.com/cosmos/cosmos-sdk/pull/20490) Refactor simulations to make use of `testutil/sims` instead of `runsims`.
 * [#19726](https://github.com/cosmos/cosmos-sdk/pull/19726) Update APIs to match CometBFT v1.
-
+* [#21466](https://github.com/cosmos/cosmos-sdk/pull/21466) Allow chains to plug in their own public key types in `base.Account`
 <!-- TODO: move changelog.md elements to here -->
 
 ## v0.47 to v0.50

simapp/app.go

@@ -311,7 +311,7 @@ func NewSimApp(
 		accountstd.AddAccount(lockup.DELAYED_LOCKING_ACCOUNT, lockup.NewDelayedLockingAccount),
 		accountstd.AddAccount(lockup.PERMANENT_LOCKING_ACCOUNT, lockup.NewPermanentLockingAccount),
 		// PRODUCTION: add
-		baseaccount.NewAccount("base", txConfig.SignModeHandler()),
+		baseaccount.NewAccount("base", txConfig.SignModeHandler(), baseaccount.WithSecp256K1PubKey()),
 	)
 	if err != nil {
 		panic(err)