fix (icons): remove additional comma

hassfest is more fussy than modern JS parsers

custom_components/tuya_local/icons.json

@@ -147,7 +147,7 @@
         },
         "number": {
             "manual_feed": {
-                "default": "mdi:food-drumstick",
+                "default": "mdi:food-drumstick"
             },
             "maximum_temperature": {
                 "default": "mdi:thermometer-chevron-up"