python3Packages.icontract: disable some tests to fix build

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

@@ -50,6 +50,13 @@ buildPythonPackage rec {
     # mypy decorator checks don't pass. For some reason mypy
     # doesn't check the python file provided in the test.
     "tests/test_mypy_decorators.py"
+    # those tests seems to simply re-run some typeguard tests
+    "tests/test_typeguard.py"
+  ];
+
+  pytestFlagsArray = [
+    # RuntimeWarning: coroutine '*' was never awaited
+    "-W" "ignore::RuntimeWarning"
   ];
 
   pythonImportsCheck = [ "icontract" ];