Update manifest.json

Author: yayadrian

custom_components/harvst_watermate/manifest.json

@@ -10,5 +10,5 @@
   "iot_class": "local_polling",
   "issue_tracker": "https://github.com/yayadrian/HA-Harvst-Watermate/issues",
   "requirements": [],
-  "version": "0.0.2"
-}
+  "version": "0.0.3"
+}