Switch from https to ffdx

Signed-off-by: Gabriel Indik <gabriel.indik@kaleido.io>

Author: gabriel-indik

internal/config/config.go

@@ -307,7 +307,7 @@ func Reset() {
 	viper.SetDefault(string(CorsAllowedOrigins), []string{"*"})
 	viper.SetDefault(string(CorsEnabled), true)
 	viper.SetDefault(string(CorsMaxAge), 600)
-	viper.SetDefault(string(DataexchangeType), "https")
+	viper.SetDefault(string(DataexchangeType), "ffdx")
 	viper.SetDefault(string(DebugPort), -1)
 	viper.SetDefault(string(EventAggregatorFirstEvent), fftypes.SubOptsFirstEventOldest)
 	viper.SetDefault(string(EventAggregatorBatchSize), 50)