arm64: dts: phycore-imx8mm: Correction in gpio-line-names

Remove unused nINT_ETHPHY entry from gpio-line-names in gpio1 nodes of
phyCORE-i.MX8MM and phyBOARD-Polis-i.MX8MM devicetrees.

Fixes: ae6847f2 ("arm64: dts: freescale: Add phyBOARD-Polis-i.MX8MM support")
Signed-off-by: Yashwanth Varakala <y.varakala@phytec.de>
Signed-off-by: Cem Tenruh <c.tenruh@phytec.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/imx8mm-phyboard-polis-rdk.dts

@@ -141,7 +141,7 @@ can0: can@0 {
 };
 
 &gpio1 {
-	gpio-line-names = "nINT_ETHPHY", "LED_RED", "WDOG_INT", "X_RTC_INT",
+	gpio-line-names = "", "LED_RED", "WDOG_INT", "X_RTC_INT",
 		"", "", "", "RESET_ETHPHY",
 		"CAN_nINT", "CAN_EN", "nENABLE_FLATLINK", "",
 		"USB_OTG_VBUS_EN", "", "LED_GREEN", "LED_BLUE";

arch/arm64/boot/dts/freescale/imx8mm-phycore-som.dtsi

@@ -111,7 +111,7 @@ som_flash: flash@0 {
 };
 
 &gpio1 {
-	gpio-line-names = "nINT_ETHPHY", "", "WDOG_INT", "X_RTC_INT",
+	gpio-line-names = "", "", "WDOG_INT", "X_RTC_INT",
 		"", "", "", "RESET_ETHPHY",
 		"", "", "nENABLE_FLATLINK";
 };