feat: implement override flag when creating clients (#1237)

ibc/relayer.go

@@ -279,6 +279,7 @@ type CreateClientOptions struct {
 	TrustingPeriod           string
 	TrustingPeriodPercentage int64 // only available for Go Relayer
 	MaxClockDrift            string
+	Override                 bool // only available for Go Relayer
 }
 
 // DefaultClientOpts returns the default settings for creating clients.

relayer/rly/cosmos_relayer.go

@@ -152,6 +152,9 @@ func createClientOptsHelper(opts ibc.CreateClientOptions) []string {
 	if opts.MaxClockDrift != "" {
 		clientOptions = append(clientOptions, "--max-clock-drift", opts.MaxClockDrift)
 	}
+	if opts.Override {
+		clientOptions = append(clientOptions, "--override")
+	}
 
 	return clientOptions
 }