Description of problem:
When configuring vf-lag, it will not work properly when configuring switchdev
capability while there are some vfs bounded.
So removing all the binding codes as it's not needed anymore.
we need this patch  to be merge to master and backport
 - https://review.openstack.org/#/c/624984
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.