
The octavia service communicates to the barbican service with
public endpoint_type by default[1], it should use internal
like other services.
[1] 0056b5175f/octavia/common/config.py (L533-L537)
Closes-Bug: #1875618
Change-Id: I90d2b0aeac090a3e2366341e260232fc1f0d6492