[nrf noup] boards: nrf54h20dk: Enable PSA RNG

Noup since secdom is not available upstream.
As the default Zephyr entropy provider.

Signed-off-by: Georgios Vasilakis <[email protected]>

Author: Vge0rge

boards/nordic/nrf54h20dk/nrf54h20dk_nrf54h20_cpuapp.dts

@@ -27,6 +27,7 @@
 		zephyr,bt-hci = &bt_hci_ipc0;
 		nordic,802154-spinel-ipc = &ipc0;
 		zephyr,canbus = &can120;
+		zephyr,entropy = &psa_rng;
 	};
 
 	aliases {
@@ -107,6 +108,11 @@
 			pwms = <&pwm130 0 PWM_MSEC(20) PWM_POLARITY_NORMAL>;
 		};
 	};
+
+	psa_rng: psa-rng {
+		compatible = "zephyr,psa-crypto-rng";
+		status = "okay";
+	};
 };
 
 &cpuapp_ram0x_region {