Mellerware City Move: add compatible Coredy R750 product

PR #2918

custom_components/tuya_local/devices/mellerware_citymove_vacuum.yaml

@@ -3,6 +3,9 @@ products:
   - id: sayafukjeqp9kupy
     manufacturer: Mellerware
     model: City Move
+  - id: eg0tdmbmozbtlzyg
+    manufacturer: Coredy
+    model: R750
 entities:
   - entity: vacuum
     dps: