ice: Utilize assign_bit() helper

The if/else check for bit setting can be replaced by using the
assign_bit() helper so do so.
Suggested-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>

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

@@ -407,10 +407,7 @@ static int ice_vf_rebuild_host_tx_rate_cfg(struct ice_vf *vf)
  */
 static void ice_vf_set_host_trust_cfg(struct ice_vf *vf)
 {
-	if (vf->trusted)
-		set_bit(ICE_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps);
-	else
-		clear_bit(ICE_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps);
+	assign_bit(ICE_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps, vf->trusted);
 }
 
 /**