python3Packages.spacy-transformers: add passthru annotation test

pkgs/development/python-modules/spacy-transformers/default.nix

@@ -1,4 +1,5 @@
 { lib
+, callPackage
 , fetchPypi
 , buildPythonPackage
 , pytorch
@@ -30,6 +31,8 @@ buildPythonPackage rec {
 
   pythonImportsCheck = [ "spacy_transformers" ];
 
+  passthru.tests.annotation = callPackage ./annotation-test { };
+
   meta = with lib; {
     description = "spaCy pipelines for pretrained BERT, XLNet and GPT-2";
     homepage = "https://github.com/explosion/spacy-transformers";