Add 'Normal' event mapping to tonepie_t1pro_catlitterbox_max (#5091)

custom_components/tuya_local/devices/tonepie_t1pro_catlitterbox_max.yaml

@@ -316,6 +316,8 @@ entities:
         name: event
         persist: false
         mapping:
+          - dps_val: 0
+            value: "Normal"
           - dps_val: 1
             value: "Garbage Box Full"
           - dps_val: 2