Provider bridge provider edge port update - 2

Updating provider edge port ( #PEP ) activation routine in bridge module. This will re-sequence the order in which the status change is propagated to the #bridge base port in a #PEB device.

Added #HAL support in PEP port activation routine in bridge module. This make API calls for HAL operations from ethernet module.

#802-1AD update 16 ...
[commit b8ac5abc37146f014dbd3610c18d2e052002d42c]