Bridge component update - 2

Added support for #dynamic #configuration on #max_number_of_ports per #component in #ethernet module. The #extended component #parameter will control the maximum number of ethernet phys that can be added as bridge ports under the component. This will support components of various port densities.

Ethernet update 50 ...
[commit 6b57f6df9a1fd06661dc6f2cf892bcaa4f609795]