intel: Simplify bool conversion

Fix the following coccicheck warning:
./drivers/net/ethernet/intel/i40e/i40e_xsk.c:229:35-40: WARNING:
conversion to bool not needed here
./drivers/net/ethernet/intel/ice/ice_xsk.c:399:35-40: WARNING:
conversion to bool not needed here
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Tested-by: Tony Brelinski <tony.brelinski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>

drivers/net/ethernet/intel/i40e/i40e_xsk.c

@@ -226,7 +226,7 @@ bool i40e_alloc_rx_buffers_zc(struct i40e_ring *rx_ring, u16 count)
 	rx_desc->wb.qword1.status_error_len = 0;
 	i40e_release_rx_desc(rx_ring, ntu);
 
-	return count == nb_buffs ? true : false;
+	return count == nb_buffs;
 }
 
 /**

drivers/net/ethernet/intel/ice/ice_xsk.c

@@ -399,7 +399,7 @@ bool ice_alloc_rx_bufs_zc(struct ice_rx_ring *rx_ring, u16 count)
 	rx_desc->wb.status_error0 = 0;
 	ice_release_rx_desc(rx_ring, ntu);
 
-	return count == nb_buffs ? true : false;
+	return count == nb_buffs;
 }
 
 /**