feat: enable optimistic execution

Author: ai-chen2050

app/app.go

@@ -369,6 +369,9 @@ func NewEvmos(
 		app.SetPrepareProposal(handler.PrepareProposalHandler())
 		app.SetProcessProposal(handler.ProcessProposalHandler())
 	})
+	
+	// enable optimistic execution
+	baseAppOptions = append(baseAppOptions, baseapp.SetOptimisticExecution())
 
 	// NOTE we use custom transaction decoder that supports the sdk.Tx interface instead of sdk.StdTx
 	bApp := baseapp.NewBaseApp(