tests: drivers: flash: Add MAX32666 boards overlay file

Enable flash driver test for MAX32666 boards.

Signed-off-by: Furkan Akkiz <[email protected]>

Author: hfakkiz

tests/drivers/flash/common/boards/max32666evkit_max32666_cpu0.overlay

@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2024 Analog Devices, Inc.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+&flash0 {
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		code_partition: partition@0 {
+			reg = <0x0 DT_SIZE_K(512)>;
+			read-only;
+		};
+
+		storage_partition: partition@80000 {
+			label = "storage";
+			reg = <0x80000 DT_SIZE_K(512)>;
+		};
+	};
+};

tests/drivers/flash/common/boards/max32666fthr_max32666_cpu0.overlay

@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2024 Analog Devices, Inc.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+&flash0 {
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		code_partition: partition@0 {
+			reg = <0x0 DT_SIZE_K(512)>;
+			read-only;
+		};
+
+		storage_partition: partition@80000 {
+			label = "storage";
+			reg = <0x80000 DT_SIZE_K(512)>;
+		};
+	};
+};