ARM: dts: stm32: Enable thermal sensor support on STM32MP157c-ed1

Enable STM32 Digital Thermal Sensor (dts) driver for STM32MP157c-ed1 board.
Signed-off-by: David Hernandez Sanchez <david.hernandezsanchez@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>

arch/arm/boot/dts/stm32mp157c-ed1.dts

@@ -49,6 +49,10 @@ vdd_usb: vdd-usb {
 	};
 };
 
+&dts {
+	status = "okay";
+};
+
 &i2c4 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c4_pins_a>;