tests: samples: watchdog: Add intel_rpl_p_crb overlay

Add overlay to enable watchdog for build test and sample.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
diff --git a/samples/drivers/watchdog/boards/intel_rpl_p_crb.overlay b/samples/drivers/watchdog/boards/intel_rpl_p_crb.overlay
new file mode 100644
index 0000000..660b55c
--- /dev/null
+++ b/samples/drivers/watchdog/boards/intel_rpl_p_crb.overlay
@@ -0,0 +1,9 @@
+/*
+ * Copyright (c) 2023 Intel Corporation
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+&tco_wdt {
+	status = "okay";
+};
diff --git a/tests/drivers/watchdog/wdt_basic_api/boards/intel_rpl_p_crb.overlay b/tests/drivers/watchdog/wdt_basic_api/boards/intel_rpl_p_crb.overlay
new file mode 100644
index 0000000..660b55c
--- /dev/null
+++ b/tests/drivers/watchdog/wdt_basic_api/boards/intel_rpl_p_crb.overlay
@@ -0,0 +1,9 @@
+/*
+ * Copyright (c) 2023 Intel Corporation
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+&tco_wdt {
+	status = "okay";
+};