Bridge VLAN update - 3

Added #bridge #dynamic #VLAN #database #cleanup step in to #bridge #VLAN #component cleanup routine in ethernet module. This will cascade the cleanup from bridge VLAN component to bridge dynamic VLAN database. #Removed #redundant #indexing in bridge VLAN component database, using bridge component instead. This will enable much optimized, #unified component wide #indexing scheme.

#Ethernet update 54 ...
 [commit 3197832ed855f1cc9cfa734750a6486cd648f95c]