repro: CookieAuthenticator: update documentation in test case

git-svn-id: https://svn.resiprocate.org/rep/resiprocate/main@10928 ddefafc4-47db-0310-ae44-fa13212b10f2
repro: fix config syntax for PluginDirectory

git-svn-id: https://svn.resiprocate.org/rep/resiprocate/main@10929 ddefafc4-47db-0310-ae44-fa13212b10f2