Accepting request 1221332 from home:dimstar:Factory

- Avoid using requires_eq, which after the last modifications
  conflicts with python singlespec (order of expansion).

OBS-URL: https://build.opensuse.org/request/show/1221332
OBS-URL: https://build.opensuse.org/package/show/devel:languages:python/python-cryptography?expand=0&rev=234

python-cryptography.spec

@@ -61,7 +61,8 @@ BuildRequires:  pkgconfig(libffi)
 # python-base is not enough, we need the _ssl module
 Requires:       python
 Requires:       python-bcrypt
-%requires_eq    python-cffi
+# assuming all python*-cffi packages have the same version
+Requires:       python-cffi = %(rpm -q --whatprovides python3-cffi --qf "%%{version}")
 %if %{with test}
 BuildRequires:  %{python_module bcrypt}
 BuildRequires:  %{python_module certifi}