Bridge component update - 4 + Bridge port update - 5

Added corrections in #bridge #component #MMRP #enable status handler in ethernet module. Miscellaneous changes on bridge component mapper. Added checks in #bridge #port #mapper for preventing the port parameters to be changed while port configuration is still active.

#Ethernet update 83 ...
[commit 3603401d8ab295c898adcc4770f2d6540cc230a3]