tests: drivers: gpio: gpio_basic_api: Enabled gpio test for BTL-S

Enabled gpio_basic_api test for BTL-S platform.

Signed-off-by: Bindu S <[email protected]>

Author: bindushree98

tests/drivers/gpio/gpio_basic_api/boards/intel_btl_s_crb.overlay

@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2025 Intel Corporation
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+&gpio_0_i {
+	status = "okay";
+};
+
+/ {
+	resources {
+		compatible = "test-gpio-basic-api";
+
+		out-gpios = <&gpio_0_i 16 0>;
+		in-gpios  = <&gpio_0_i 17 0>;
+	};
+};