set_config_by_name(): fix whitespace
...as suggested by our master version of pgindent.
@@ -7503,6 +7503,7 @@ set_config_by_name(PG_FUNCTION_ARGS)
if (Gp_role == GP_ROLE_DISPATCH && !IsBootstrapProcessingMode())
{
StringInfoData buffer;
+
initStringInfo(&buffer);
appendStringInfo(&buffer, "SET ");
if (is_local)
