SNOW-86529: Bump up version to 1.8.5

Author: sfc-gh-stakeda

DESCRIPTION.rst

@@ -9,6 +9,10 @@ Source code is also available at: https://github.com/snowflakedb/snowflake-conne
 Release Notes
 -------------------------------------------------------------------------------
 
+- v1.8.5(July 15,2019)
+
+    - Drop Python 3.4 support for Python Connector
+
 - v1.8.4(July 01,2019)
 
     - Update Python Connector to discard invalid OCSP Responses while merging caches

version.py

@@ -1,3 +1,3 @@
 # Update this for the versions
 # Don't change the forth version number from None
-VERSION = (1, 8, 4, None)
+VERSION = (1, 8, 5, None)