Adjust deployed-server install package list for RHEL8

- python-ipaddress is not available in rhel8
 - python3-heat-agent* need to be installed instead of
   python-heat-agent*
 - lvm2 is required by ceph deployments

Closes-bug: 1827276

Change-Id: Id5eb7edb48a7c56e8c9a3798fc8bd3eb08f4294a
(cherry picked from commit d9c83dbf9b)

deployed-server/deployed-server-bootstrap-rhel.sh

@@ -4,11 +4,11 @@ set -eux
 
 yum install -y \
     jq \
-    python-ipaddress \
     puppet-tripleo\
     os-net-config \
     openvswitch \
-    python-heat-agent* \
+    python3-heat-agent* \
+    lvm2 \
     openstack-selinux
 
 ln -s -f /usr/share/openstack-puppet/modules/* /etc/puppet/modules