Brent Eagles bf279de03f Attempt to remove octavia tls proxy service only present
If the cli is podman we try to remove the octavia tls proxy systemd
service without checking it if exists, resulting in an error on
updates/upgrades. This patch makes those steps conditional on whether
the services exists.

Change-Id: I883e457ea60ebbf5290ab6afa9909386cc2f8f0c
Closes-Bug: #1886833
2020-07-17 15:18:50 +02:00
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