ethtool: fix incorrect datatype in set_eee ops

The member 'tx_lpi_timer' is defined with __u32 datatype in the ethtool
header file. Hence, we should use ethnl_update_u32() in set_eee ops.

Fixes: fd77be7bd43c ("ethtool: set EEE settings with EEE_SET request")
Cc: <[e-mail]> # 5.10.x
Cc: Michal Kubecek <[e-mail]>
Signed-off-by: Wong Vee Khee <[e-mail]>
Reviewed-by: Jakub Kicinski <[e-mail]>
Reviewed-by: Michal Kubecek <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

net/ethtool/eee.c

···
 	ethnl_update_bool32(&eee.eee_enabled, tb[ETHTOOL_A_EEE_ENABLED], &mod);
 	ethnl_update_bool32(&eee.tx_lpi_enabled,
 			    tb[ETHTOOL_A_EEE_TX_LPI_ENABLED], &mod);
-	ethnl_update_bool32(&eee.tx_lpi_timer, tb[ETHTOOL_A_EEE_TX_LPI_TIMER],
-			    &mod);
+	ethnl_update_u32(&eee.tx_lpi_timer, tb[ETHTOOL_A_EEE_TX_LPI_TIMER],
+			 &mod);
 	ret = 0;
 	if (!mod)
 		goto out_ops;