python312Packages.twentemilieu: migrate to pytest-cov-stub

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

@@ -1,14 +1,15 @@
 {
   lib,
-  buildPythonPackage,
-  pythonOlder,
-  fetchFromGitHub,
   aiohttp,
-  yarl,
   aresponses,
+  buildPythonPackage,
+  fetchFromGitHub,
   poetry-core,
   pytest-asyncio,
+  pytest-cov-stub,
   pytestCheckHook,
+  pythonOlder,
+  yarl,
 }:
 
 buildPythonPackage rec {
@@ -26,8 +27,8 @@ buildPythonPackage rec {
   };
 
   postPatch = ''
+    # Upstream is creating GitHub releases without version
     substituteInPlace pyproject.toml \
-      --replace "--cov" "" \
       --replace '"0.0.0"' '"${version}"'
   '';
 
@@ -41,6 +42,7 @@ buildPythonPackage rec {
   nativeCheckInputs = [
     aresponses
     pytest-asyncio
+    pytest-cov-stub
     pytestCheckHook
   ];