ice: dpll: fix kernel-doc parameter descriptions

Remove stale @count and @cgu parameter descriptions from
ice_dpll_init_fwnode_pins() and ice_dpll_init_pins_e825().

Signed-off-by: Ayush Yaduvanshi <ayush37735@gmail.com>
Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
Link: https://patch.msgid.link/20260924232138.69492-1-ayush37735@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>