fix: rollback command don't actually delete multistore versions (#11361)

* rollback command don't actually delete multistore versions

Closes: #11333

- add unit tests
- use LoadVersionForOverwriting
- update tendermint dependency to 0.35.x release branch

Co-authored-by: Aleksandr Bezobchuk <alexanderbez@users.noreply.github.com>

flushMetadata after rollback

Update server/rollback.go

Co-authored-by: Aleksandr Bezobchuk <alexanderbez@users.noreply.github.com>

fix build

gofumpt

* fix unit test

baseapp/baseapp.go

@@ -283,11 +283,8 @@ func DefaultStoreLoader(ms sdk.CommitMultiStore) error {
 
 // CommitMultiStore returns the root multi-store.
 // App constructor can use this to access the `cms`.
-// UNSAFE: only safe to use during app initialization.
+// UNSAFE: must not be used during the abci life cycle.
 func (app *BaseApp) CommitMultiStore() sdk.CommitMultiStore {
-	if app.sealed {
-		panic("cannot call CommitMultiStore() after baseapp is sealed")
-	}
 	return app.cms
 }