test_routers_flavors: Skip if requirements are not met

- Require l3-flavors extension and enable it on gate
- Skip on ServiceProfileDriverNotFound

Closes-Bug: #1633339
Change-Id: I53ccc6ec33665160b44d699c96795dc72f1710e6
1 file changed
tree: 9e7624ed3e980db345a8e423369092703de1550b
  1. neutron/