Prevent installing files to hardcoded locations.

There's an open PR to improve the packaging methods.
https://github.com/WoeUSB/WoeUSB-ng/pull/79
--- a/setup.py
+++ b/setup.py
@@ -68,6 +68,5 @@ setup(
     ],
     cmdclass={
         'develop': PostDevelopCommand,
-        'install': PostInstallCommand
     }
 )