Remove unnecessary setup_hook

This is no longer needed.

Also, the options in egg_info section are not necessary and can be
removed. Especially, tag_svn_revision was already removed[1].

[1] https://github.com/pypa/setuptools/issues/619

Change-Id: I0c96e634debe66eec858b0efb9c40c0360366c44
diff --git a/setup.cfg b/setup.cfg
index d46b337..1b262e9 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -26,21 +26,9 @@
     distutils
 
 [files]
-packages = 
+packages =
     heat_tempest_plugin
 
 [entry_points]
-tempest.test_plugins = 
+tempest.test_plugins =
     heat = heat_tempest_plugin.plugin:HeatTempestPlugin
-
-[global]
-setup-hooks =
-    pbr.hooks.setup_hook
-
-[egg_info]
-tag_build =
-tag_date = 0
-tag_svn_revision = 0
-
-[wheel]
-universal = 1