Woox R7246: naming changes

- shorten top level name (it is prepended in various places in UI so better if short)
- update products section to new format with split manufacturer and model ready for use in device info in future.

PR make-all#2717

custom_components/tuya_local/devices/woox_r7246_ir_remote_with_th_sensor.yaml

@@ -1,7 +1,8 @@
-name: Woox R7246 Smart IR Remote with T&H Sensor
+name: IR remote with sensors
 products:
   - id: deaf0nqhy4chqpdn
-    name: Woox-R7246
+    manufactuerer: Woox
+    model: R7246
 entities:
   - entity: sensor
     class: temperature