fix: audit (#91)

* execute hook on multi-send

* do contract validation before setting before send hook

* remove MsgForceTransfer and burn_from_address from the MsgBurn

* fix lint

* add basic validation ante to opinit ante

app/ante/ante.go

@@ -128,6 +128,7 @@ func NewAnteHandler(options HandlerOptions) (sdk.AnteHandler, error) {
 
 func CreateAnteHandlerForOPinit(ak ante.AccountKeeper, signModeHandler *txsigning.HandlerMap) sdk.AnteHandler {
 	return sdk.ChainAnteDecorators(
+		ante.NewValidateBasicDecorator(),
 		ante.NewSetPubKeyDecorator(ak),
 		ante.NewValidateSigCountDecorator(ak),
 		ante.NewSigGasConsumeDecorator(ak, ante.DefaultSigVerificationGasConsumer),