fix(docs): update version logic in conf.py

black changed `__init__.py` to use double quotes, so we need to tweak
this here.

Author: sanjayankur31

docs/source/conf.py

@@ -46,7 +46,7 @@
     # space here is important since __version__ is used in generation of
     # version_info also
     if "__version__ =" in aline:
-        version = aline.split("'")[1]
+        version = aline.split("\"")[1]
 # The full version, including alpha/beta/rc tags.
 release = version