ingres: overlay: Add WifiResIngres

Bug: 148617260
Test: Device boots up and connects to wifi networks.
diff --git a/overlay/Wifi/Android.bp b/overlay/Wifi/Android.bp
new file mode 100644
index 0000000..dc2ffc1
--- /dev/null
+++ b/overlay/Wifi/Android.bp
@@ -0,0 +1,10 @@
+//
+// Copyright (C) 2025 The LineageOS Project
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+
+runtime_resource_overlay {
+    name: "WifiResIngres",
+    device_specific: true
+}