teamd: lacp: change actor system value on team mac change
teamd: lacp: change actor system value on team mac change

It is needed to reflect mac address change of team device on the
actor->system values of ports.

Also, on the way, fix couple of whitespace issues and use
lacp_port_set_mac for port mac change.

Reported-by: Amit Supugade <3b76541d077a484336d4aa02dae8f0d15ee478b9@redhat.com>
Signed-off-by: Jiri Pirko <1b548d10035ae428195c41f5d55eedb1437ccd8a@resnulli.us>

marceloleitner/libteam,marceloleitner/libteam,jpirko/libteam,jpirko/libteam,marceloleitner/libteam,jpirko/libteam