install mod_ssl on centos 9 stream by default

This change adds mod_ssl to the default set of rpms installed
on rpm based distros.

this is required if the tls-proxy service is enabled
for multi node centos based jobs.

Change-Id: I52652de88352094c824da68e5baf7db4c17cb027

Author: SeanMooney

files/rpms/general

@@ -17,6 +17,7 @@ libxml2-devel # lxml
 libxslt-devel # lxml
 libyaml-devel
 make # dist:openEuler-20.03
+mod_ssl # required for tls-proxy on centos 9 stream computes
 net-tools
 openssh-server
 openssl