setup.py: Update for 4.5.0.

Signed-off-by: Chris PeBenito 

Author: pebenito

setup.py

@@ -65,7 +65,7 @@
         installed_data.append((join('share/man', lang, 'man1'), glob.glob(join("man", lang, "*.1"))))
 
 setup(name='setools',
-      version='4.5.0-dev',
+      version='4.5.0',
       description='SELinux policy analysis tools.',
       author='Chris PeBenito',
       author_email='pebenito@ieee.org',