Accepting request 574138 from home:tbechtold:branches:devel:languages:python

- Fix previous change and explicitly require python2 instead of
  python because python itself is also provided by python3.
  This fixes:
  ImportError: No module named _ssl
  when using python-cryptography in a python2 build environment

OBS-URL: https://build.opensuse.org/request/show/574138
OBS-URL: https://build.opensuse.org/package/show/devel:languages:python/python-cryptography?expand=0&rev=89

python-cryptography.spec

@@ -68,9 +68,9 @@ BuildRequires:  %{python_module virtualenv}
 # /SECTION
 # python-base is not enough, we need the _ssl module
 %ifpython2
-Requires:       python
 Requires:       python-enum34
 Requires:       python-ipaddress
+Requires:       python2
 %endif
 %ifpython3
 Requires:       python3