maint(confortotal_minisplit): datestamp deprecations

custom_components/tuya_local/devices/confortotal_minisplit.yaml

@@ -297,7 +297,7 @@ entities:
         type: boolean
         name: available
   - entity: number
-    deprecated: time.on_timer
+    deprecated: time.on_timer  # 2026-05-31
     name: On timer time
     class: duration
     category: config
@@ -309,7 +309,7 @@ entities:
           min: 0
           max: 2359
   - entity: number
-    deprecated: time.off_timer
+    deprecated: time.off_timer  # 2026-05-31
     name: Off timer time
     class: duration
     category: config