Add cpu_temp metric for rt1024_evk

Author: noahp

boards/mimxrt1024_evk.conf

@@ -9,3 +9,7 @@ CONFIG_IMG_MANAGER=y
 
 # Larger coredumps are now supported
 CONFIG_MEMFAULT_COREDUMP_STACK_SIZE_TO_COLLECT=1024
+
+# For cpu_temp metric
+CONFIG_SENSOR=y
+CONFIG_ADC=y

boards/mimxrt1024_evk.overlay

@@ -0,0 +1,10 @@
+// Enable temperature sensor
+/ {
+	aliases {
+		die-temp0 = &tempmon;
+	};
+};
+
+&tempmon {
+	status = "okay";
+};