Fix typo in PACKAGE_URL

Author: mobiusklein

spython/version.py

@@ -22,7 +22,7 @@
 AUTHOR = 'Vanessa Sochat'
 AUTHOR_EMAIL = '[email protected]'
 NAME = 'spython'
-PACKAGE_URL = "http://www.github.com/singularityhug/singularity-cli"
+PACKAGE_URL = "http://www.github.com/singularityhub/singularity-cli"
 KEYWORDS = 'singularity python client (spython)'
 DESCRIPTION = "Command line python tool for working with singularity."
 LICENSE = "LICENSE"