ice: shorten local and add debug prints

Add some verbose debugging for dyndbg to help us when
we are having issues with link and/or PHY.

While there, shorten some strings used by locals that
were causing long line wrapping.

Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>