rn-54: use 'understanding' instead of 'comprehensive'

Author: chriscool

rev_news/drafts/edition-54.md

@@ -84,7 +84,7 @@ This edition covers what happened during the month of July 2019.
 * Who are you and what do you do?
 
  My name is Jean-Noël Avila, father of three daughters and husband of
- an incredibly comprehensive wife. I graduated a long time ago from a
+ an incredibly understanding wife. I graduated a long time ago from a
  french engineering school, with a speciality in signal processing,
  not really in computer science .