{    The purpose of this request is to replace the current task's program
{ description with the program description supplied on the request.  This
{ request is only called by pmp$execute_within_task.
{
{       PMP$UPDATE_PROGRAM_DESCRIPTION (NEW_PROGRAM_DESCRIPTION);
{
{ NEW_PROGRAM_DESCRIPTION: (input)  This is the program description to replace
{       the current task's program description.
