ice: use proper format for function pointer as a function parameter

Compiling with gcc-9.2.1 with W=1 points out warnings about the improper
function parameter list.  Fix it.

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>