Update pleaser to version 0.5.1~git0.ce9627c / rev 4 via SR 936349
    
    https://build.opensuse.org/request/show/936349
    by user eneville + dimstar_suse
    - Update to version 0.5.1~git0.ce9627c:
      * please-0.5.1_fix_syslog.patch for syslog 6.0
      * Documentation tidy
      * Default edit mode of keep
      * changelog note
      * pleaseedit examples
      * exact options
      * Adding editmode=keep
      * check should fail if handed a non-regular file
      * Document control characters