net: xilinx: axienet: Set RXCSUM in features

When it is supported by hardware, we enable receive checksum offload
unconditionally. Update features to reflect this.

Signed-off-by: Sean Anderson <sean.anderson@linux.dev>
Link: https://patch.msgid.link/20240909161016.1149119-4-sean.anderson@linux.dev
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/xilinx/xilinx_axienet_main.c

@@ -2655,9 +2655,11 @@ static int axienet_probe(struct platform_device *pdev)
 		switch (value) {
 		case 1:
 			lp->features |= XAE_FEATURE_PARTIAL_RX_CSUM;
+			ndev->features |= NETIF_F_RXCSUM;
 			break;
 		case 2:
 			lp->features |= XAE_FEATURE_FULL_RX_CSUM;
+			ndev->features |= NETIF_F_RXCSUM;
 			break;
 		}
 	}