mod_ssl: Fix merge problem with SSLProtocol that made SSLProtocol ALL ignored

in virtualhost context (new version of r1653906 reverted by r1653993).

Submitted By: Michael Kaufmann <apache-bugzilla michael-kaufmann.ch>
Committed/modified By: ylavic



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1653997 13f79535-47bb-0310-9956-ffa450edef68