p5-Log-Dispatchouli: update to 2.022.

2.022    2020-08-24 13:50:15-04:00 America/New_York
        - don't duplicate pid in syslog!

2.021    2020-08-12 11:48:57-04:00 America/New_York
        - add another experimental means to replace how Syslog output is set up

2.020    2020-02-06 13:45:44-05:00 America/New_York (TRIAL RELEASE)
        - add stdio_dispatcher_class, so you can subclass the Screen dispatcher
          for stderr and stdio; this is experimental!

(wiz)