Medion S10: naming and icon changes

- Shorten product name to what is necessary
- Add icon to Clean area sensor

custom_components/tuya_local/devices/medion_s10_vacuum.yaml

@@ -1,7 +1,7 @@
 name: Robot vacuum
 products:
   - id: dxzaldz77vzlxauh
-    name: MEDION Vacuum Robot S10 SW (MD19601)
+    name: Medion S10 SW (MD19601)
 primary_entity:
   entity: vacuum
   dps:
@@ -87,6 +87,7 @@ secondary_entities:
         class: measurement
   - entity: sensor
     name: Clean area
+    icon: "mdi:floor-plan"
     category: diagnostic
     dps:
       - id: 16