python312Packages.green: remove failing test

test_command fails with:
`AttributeError: 'Distribution' object has no attribute 'tests_require'. Did you mean: 'extras_require'?`

Upstream issue has been reported to:
https://github.com/CleanCut/green/issues/299

Signed-off-by: Florian Brandes <[e-mail]>

pkgs/development/python-modules/green/default.nix

···
     $out/bin/green -tvvv \
       green.test.test_version \
       green.test.test_cmdline \
-      green.test.test_command
   '';
 
   pythonImportsCheck = [ "green" ];