fix: Fixing prefix usage for run command

Author: yhakbar

cli/commands/run/flags.go

@@ -85,7 +85,7 @@ const (
 
 // NewFlags creates and returns global flags.
 func NewFlags(opts *options.TerragruntOptions, prefix flags.Prefix) cli.Flags {
-	tgPrefix := prefix.Prepend(flags.TgPrefix)
+	tgPrefix := flags.Prefix{flags.TgPrefix}
 	terragruntPrefix := flags.Prefix{flags.TerragruntPrefix}
 	terragruntPrefixControl := flags.StrictControlsByCommand(opts.StrictControls, CommandName)
 	legacyLogsControl := flags.StrictControlsByCommand(opts.StrictControls, CommandName, controls.LegacyLogs)