Marpou ceiling light: Naming changes

Naming changes:
- Case changes to fit HA naming convention
- add branding to product name
- remove name for main entity of device

custom_components/tuya_local/devices/marpou_ceiling_lamp_ledlight.yaml

@@ -1,11 +1,10 @@
-name: RGB Ceiling Led Light
+name: RGB ceiling light
 products:
   - id: eb93523c41813016ac6ay1
-    name: Five way ceiling lamp
+    name: Marpou Five way ceiling lamp
 primary_entity:
   entity: light
   icon: "mdi:wall-sconce-flat-outline"
-  name: Ceiling Light
   dps:
     - id: 20
       type: boolean
@@ -127,7 +126,7 @@ secondary_entities:
           - dps_val: "AAcAAAEGA0ZGAgAAA+gD6EZGAgB4A+gD6EZGAgDwA+gD6EZGAgA9A+gD6EZGAgCuA+gD6EZGAgETA+gD6A=="
             value: Colorful
           - dps_val: "ABQAAAEDA0ZGAgCuA+gD6EZGAgC0ASwD6EZGAgC0ADID6A=="
-            value: Blue Sky
+            value: Blue sky
           - dps_val: "AB0AAAEEA2RkAQAAA+gD6GRkAQDwA+gD6GRkAgB4A+gD6GRkAgA9A+gD6A=="
             value: Mediterranean
           - dps_val: "ACAAAAEGA2RkAQA9A+gD6GRkAQB4A+gD6FpaAQETA+gD6FpaAQCuA+gD6GRkAQAyAfQD6GRkAQAAA+gD6A=="