soc: Remove newline from `CHIP_NAME`

The name must not terminated with a newline character `\n` as it would
make it hard to use it strings. So, remove the newline from the two SoCs
with it.

Change-Id: I7570442b38a455e7c497d7f461c208fb0a88296d
Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-on: https://review.coreboot.org/15540
Tested-by: build bot (Jenkins)
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>

src/soc/mediatek/mt8173/soc.c

@@ -39,6 +39,6 @@ static void enable_soc_dev(device_t dev)
 }
 
 struct chip_operations soc_mediatek_mt8173_ops = {
-	CHIP_NAME("SOC Mediatek MT8173\n")
+	CHIP_NAME("SOC Mediatek MT8173")
 	.enable_dev = enable_soc_dev,
 };

src/soc/rockchip/rk3399/soc.c

@@ -55,6 +55,6 @@ static void enable_soc_dev(device_t dev)
 }
 
 struct chip_operations soc_rockchip_rk3399_ops = {
-	CHIP_NAME("SOC Rockchip RK3399\n")
+	CHIP_NAME("SOC Rockchip RK3399")
 	    .enable_dev = enable_soc_dev,
 };