Re: [Cloud-init-dev] [Merge] ~smoser/cloud-init:cleanup/get_by_mac_use_get_interfaces into cloud-init:master

Review: Approve continuous-integration PASSED: Continuous integration, rev:9d923c1ab9c4556b980509513ece4a414269b5b9 https://jenkins.ubuntu.com/server/job/cloud-init-ci/112/ Executed test runs: SUCCESS: Checkout SUCCESS: Unit & Style Tests SUCCESS: Ubuntu LTS: Build SUCCESS: Ubuntu

[Cloud-init-dev] [Merge] ~smoser/cloud-init:cleanup/get_by_mac_use_get_interfaces into cloud-init:master

Scott Moser has proposed merging ~smoser/cloud-init:cleanup/get_by_mac_use_get_interfaces into cloud-init:master. Commit message: net: Reduce duplicate code. Have get_interfaces_by_mac use get_interfaces. get_interfaces_by_mac and get_interfaces just looked much alike. This makes