Remove misplaced comma that was blocking Python string concatenation.

  From: VirusCamp
  Subject: A bug in svntest\main.py makes all py tests failed with -enable-sasl
  To: Subversion Dev
  Date: Sun, 29 Jan 2023 20:38:44 +0800
  Message-ID: <CAHi78HemYfPx=8xc=iFW-uYzpMk5d3vgyjSuYZ3W-ay1KhZGug\
              @mail.gmail.com>


git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1907124 13f79535-47bb-0310-9956-ffa450edef68
1 file changed