Bump the gwinpy package to 0.2. Now Python 3 compatible.

PiperOrigin-RevId: 240779693

Author: mattl

setup.py

@@ -17,7 +17,7 @@
 
 setup(
     name='gwinpy',
-    version='0.1',
+    version='0.2',
     packages=['gwinpy', 'gwinpy.net', 'gwinpy.registry', 'gwinpy.wmi'],
     license='Apache License',
     url='https://github.com/google/winops/',