Fix installation of OVS/OVN from sources

This patch changes user who runs ovsdb-server and ovn-nortd services
to root.
It also adds installation of the libssl dev package before compilation
of the openvswitch if TLS service is enabled.

Co-Authored-By: Fernando Royo <froyo@redhat.com>

Closes-Bug: #1987832
Change-Id: I83fc9250ae5b7c1686938a0dd25d66b40fc6c6aa
2 files changed