Fixes Hyper-V port metrics enabling after service restart

(cherry picked from commit 492190aae01b6587be9e4280a819e2d5a1fdbf97)

Closes-Bug: #1263766
Change-Id: I48fb5389b6049641ca2649990e81e94e4c45ef7f
Merge "Fixes Hyper-V port metrics enabling after service restart" into stable/havana