ARM: dts: novena: Enable PWM1

Enable PWM1, otherwise the backlight cannot work.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx6q-novena.dts

@@ -451,6 +451,10 @@ &pcie {
 	status = "okay";
 };
 
+&pwm1 {
+	status = "okay";
+};
+
 &sata {
 	target-supply = <&reg_sata>;
 	fsl,transmit-level-mV = <1025>;