feat: Add NodeV3OptOutMetadataUpdated event and related error codes to Go client

Author: sameh-farouk

clients/tfchain-client-go/events.go

@@ -350,6 +350,13 @@ type TwinAdminRemoved struct {
 	Topics  []types.Hash
 }
 
+type NodeV3OptOutMetadataUpdated struct {
+	Phase    types.Phase
+	NodeID   types.U32         `json:"node_id"`
+	Metadata types.OptionBytes `json:"metadata"`
+	Topics   []types.Hash
+}
+
 type EventSchedulerCallUnavailable struct {
 	Phase  types.Phase
 	Task   types.TaskAddress
@@ -489,6 +496,7 @@ type EventRecords struct {
 	TfgridModule_NodeV3BillingOptedOut         []NodeV3BillingOptedOut         //nolint:stylecheck,golint
 	TfgridModule_TwinAdminAdded                []TwinAdminAdded                //nolint:stylecheck,golint
 	TfgridModule_TwinAdminRemoved              []TwinAdminRemoved              //nolint:stylecheck,golint
+	TfgridModule_NodeV3OptOutMetadataUpdated   []NodeV3OptOutMetadataUpdated   //nolint:stylecheck,golint
 
 	// burn module events
 	BurningModule_BurnTransactionCreated []BurnTransactionCreated //nolint:stylecheck,golint

clients/tfchain-client-go/utils.go

@@ -257,6 +257,8 @@ var tfgridModuleErrors = []string{
 	"AlreadyTwinAdmin",
 	"NotTwinAdmin",
 	"TwinAdminListFull",
+	"NodeNotOptedOutOfV3Billing",
+	"NodeV3OptOutMetadataTooLong",
 }
 
 // https://github.com/threefoldtech/tfchain/blob/development/substrate-node/pallets/pallet-tft-bridge/src/lib.rs#L152