Fixed two minor mistakes

Author: reekystive

README.md

@@ -15,7 +15,7 @@ Support WeChat push, multi-user, scheduled auto report
   - Download `Chrome WebDriver` and add it to `Path`
 - Edit `config.py`
   - Edit `driver_path` (optional)
-  - Edit `min_temperature` and `min_temperature` (optional)
+  - Edit `min_temperature` and `max_temperature` (optional)
   - Edit `timeout` (optional)
   - Edit `app_token` (get from [WxPusher](https://wxpusher.zjiecode.com/)) (optional)
   - Edit `users`

config.py

@@ -21,5 +21,5 @@
         'password': '654321',
         'use_wechat': False,
         'uid': None
-    },
+    }
 ]