add LUX sensor tsl2561 support in lightd

guowenxue

2021-01-23 88f6121fabaa6b7b17a2d78a52ebef2ddda16104

 modules/python/sht20.py

old mode 100644
new mode 100755
@@ -1,4 +1,6 @@
#!/usr/bin/python
#-*- coding: utf-8 -*-

import fcntl
import time
import unittest