Display all of the supported and advertised link modes based on the PHY
capability with media.

Displaying all supported modes is more informative then only displaying
the current link mode.
Signed-off-by: Paul Greenwalt <paul.greenwalt@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>