iPettie W5: add compatible Petlibro PLAF101 product.

Same product id, so seems to be a rebrand

custom_components/tuya_local/devices/ipettie_w5_petfeeder.yaml

@@ -1,8 +1,8 @@
 name: Pet feeder
 products:
   - id: p7it0r4vcqgluka8
-    manufacturer: iPettie
-    model: W5
+    manufacturer: iPettie / Petlibro
+    model: W5 / PLAF101
 entities:
   - entity: number
     name: Manual feed