ramips: correct Netgear WNDR3700v5 button flag

This adjusts the GPIO state flag to ACTIVE_LOW as FCC pictures indicate
the base board is identical to the one of the R6220.

Fixes commit 3459013257e0 ("ramips: correct R6220 button flag")

Signed-off-by: David Bauer <[email protected]>

target/linux/ramips/dts/mt7621_netgear_wndr3700-v5.dts

@@ -12,19 +12,19 @@
 
 		wps {
 			label = "wps";
-			gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
+			gpios = <&gpio0 7 GPIO_ACTIVE_LOW>;
 			linux,code = <KEY_WPS_BUTTON>;
 		};
 
 		wifi {
 			label = "wifi";
-			gpios = <&gpio0 8 GPIO_ACTIVE_HIGH>;
+			gpios = <&gpio0 8 GPIO_ACTIVE_LOW>;
 			linux,code = <KEY_RFKILL>;
 		};
 
 		reset {
 			label = "reset";
-			gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>;
+			gpios = <&gpio0 14 GPIO_ACTIVE_LOW>;
 			linux,code = <KEY_RESTART>;
 		};
 	};