boards: sifli: sf32lb52_devkit_lcd: enable trng

Enable trng on sf32lb52_devkit_lcd board

Signed-off-by: Qingsong Gou <gouqs@hotmail.com>

Author: ck-telecom

boards/sifli/sf32lb52_devkit_lcd/sf32lb52_devkit_lcd.dts

@@ -24,6 +24,7 @@
 		zephyr,code-partition = &code;
 		zephyr,console = &usart1;
 		zephyr,shell-uart = &usart1;
+		zephyr,entropy = &trng;
 	};
 
 	buttons {
@@ -149,3 +150,7 @@
 	pinctrl-names = "default";
 	clock-frequency = <I2C_BITRATE_FAST>;
 };
+
+&trng {
+	status = "okay";
+};