phy: ti: am654-serdes: Remove duplicate define

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Link: https://lore.kernel.org/r/60089a71-dad2-4a87-a304-a738e3334d4a@siemens.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>

Author: jan-kiszka

drivers/phy/ti/phy-am654-serdes.c

@@ -30,7 +30,6 @@
 #define LANE_R058		0x258
 #define LANE_R06c		0x26c
 #define LANE_R070		0x270
-#define LANE_R070		0x270
 #define LANE_R19C		0x39c
 
 #define COMLANE_R004		0xa04