Add xiao_ble overlay for Zephyr 4.1

Author: caksoylar

boards/shields/rgbled_adapter/boards/xiao_ble.overlay

@@ -0,0 +1,11 @@
+/ {
+    aliases {
+        led-red = &led0;
+        led-green = &led1;
+        led-blue = &led2;
+    };
+
+    leds {
+        status = "okay";
+    };
+};