enic: Remove setting of RX software timestamp

The responsibility for reporting of RX software timestamp has moved to
the core layer (see __ethtool_get_ts_info()), remove usage from the
device drivers.
Reviewed-by: Carolina Jubran <cjubran@nvidia.com>
Reviewed-by: Rahul Rameshbabu <rrameshbabu@nvidia.com>
Signed-off-by: Gal Pressman <gal@nvidia.com>
Link: https://patch.msgid.link/20240906144632.404651-9-gal@nvidia.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/cisco/enic/enic_ethtool.c

@@ -601,9 +601,7 @@ static int enic_set_rxfh(struct net_device *netdev,
 static int enic_get_ts_info(struct net_device *netdev,
 			    struct kernel_ethtool_ts_info *info)
 {
-	info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
-				SOF_TIMESTAMPING_RX_SOFTWARE |
-				SOF_TIMESTAMPING_SOFTWARE;
+	info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE;
 
 	return 0;
 }