*) mod_ssl: Fixes PR 62654 where "require ssl" did not work on HTTP/2

   connections, and PR 61519 where $HTTPS was incorrect for the
   "SSLEngine optional" case.
+1: jorton, jim, minfrin


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1847284 13f79535-47bb-0310-9956-ffa450edef68