Rename [wheel] section to [bdist_wheel] as the former is legacy

See: https://bitbucket.org/pypa/wheel/src/54ddbcc9cec25e1f4d111a142b8bfaa163130a61/wheel/bdist_wheel.py?fileviewer=file-view-default#bdist_wheel.py-119:125 http://pythonwheels.com/

Rename [wheel] section to [bdist_wheel] as the former is legacy
028d079a · Jon Dufresne · 91a7cd7b · 028d079a
Commit 028d079a authored 7 years ago by Jon Dufresne
--- a/setup.cfg
+++ b/setup.cfg
-[wheel]
+[bdist_wheel]
 universal = 1
  
 [aliases]