Functionality is added to the ML2 plugin to handle multiple port
bindings
Co-Authored-By: Anindita Das <anindita.das@intel.com>
Co-Authored-By: Miguel Lavalle <miguel.lavalle@huawei.com>
Partial-Bug: #1580880
Change-Id: Ie31d4e27e3f55edfe334c4029ca9ed685e684c39