The newer version sets the connection.autoconnect-slaves=1 config
option[1]. This will ensure that slave interfaces will also reconnect
after bouncing the parent.

[1] https://github.com/michaelrigart/ansible-role-interfaces/releases/tag/v1.15.1

Closes-Bug: #2072340
Change-Id: I2d7a8f1368d4f0e02d199029c15c453a56582b41
(cherry picked from commit 447635ac)