Revert "feat! (truelife_air_purrifier_p3): use supported preset"

This reverts commit aeec12f3ca14a2288c9b8e599c4ec447bd381b81.

Rather than make a breaking change here, add more supported presets

custom_components/tuya_local/devices/truelife_air_purrifier_p3.yaml

@@ -23,7 +23,7 @@ entities:
           - dps_val: SLEEP
             value: sleep
           - dps_val: MANUAL
-            value: custom
+            value: manual
       - id: 4
         type: string
         name: speed