Bridge MAC learning & forwarding update - 1: correcting port level configuration handler

Correcting #bridge #port level #MAC #learning & #forwarding operations. Added changes in the #transparent #port #configuration #handler to keep HAL in sync with MAC learning & forwarding changes on the base port.

#Ethernet update 106 ...
[commit 156c280a83fb65145f9cc54317cc102e4e28abd0]