Update rztk_aqua_pro_wifi_humidifier.yaml

Add new line character at the end of file

custom_components/tuya_local/devices/rztk_aqua_pro_wifi_humidifier.yaml

@@ -151,4 +151,4 @@ secondary_entities:
       - id: 22
         type: bitfield
         optional: true
-        name: fault_code
+        name: fault_code