Ethernet logical port update - 2 + LAG member port update - 2

Added changes in ethernet module for passing on #ethernet #logical #interface #status #change s to LAG module. When status update is received on #LAG #member #ports the status is updated with the LAG module port status handler. This will enable LAG module to perform aggregator specific operations to be performed on relation with the port status change.

#Ethernet update 84 + LAG update 8 ...
[commit 4f5c3f641fd257a104e37d9e7abda01627d9b690]