Bump version 2.1.16

Author: webdjoe

setup.py

@@ -10,7 +10,7 @@
 
 setup(
     name='pyvesync',
-    version='2.1.15',
+    version='2.1.16',
     description='pyvesync is a library to manage Etekcity\
                  Devices, Cosori Air Fryers and Levoit Air \
                      Purifiers run on the VeSync app.',