tests: drivers: memc: Set up APARD32690 properly.

Enable/disable devices as necessary to ensure memc test will test the
attached HyperRAM and no other memory nodes.

Signed-off-by: Pete Johanson <[email protected]>

Author: petejohanson-adi

tests/drivers/memc/ram/boards/apard32690_max32690_m4.overlay

@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2025 Analog Devices, Inc.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+&sram1 {
+	status = "disabled";
+};
+
+&sram2 {
+	status = "disabled";
+};
+
+&hpb {
+	status = "okay";
+};
+
+&sdram1 {
+	status = "okay";
+};