test requirements: Update pytest-rerunfailures to 2.1.0

misc/requirements/requirements-tests.txt

@@ -25,7 +25,7 @@ pytest-instafail==0.3.0
 pytest-mock==1.3.0
 pytest-qt==2.1.0
 pytest-repeat==0.4.1
-pytest-rerunfailures==2.0.1
+pytest-rerunfailures==2.1.0
 pytest-travis-fold==1.2.0
 pytest-warnings==0.2.0
 pytest-xvfb==0.3.0

tests/conftest.py

@@ -121,7 +121,7 @@ def pytest_collection_modifyitems(config, items):
         if item.get_marker('xfail_norun'):
             item.add_marker(pytest.mark.xfail(run=False))
         if item.get_marker('flaky_once'):
-            item.add_marker(pytest.mark.flaky(reruns=1))
+            item.add_marker(pytest.mark.flaky())
 
         if deselected:
             deselected_items.append(item)

tests/unit/utils/test_qtutils.py

@@ -771,7 +771,7 @@ class TestPyQIODevice:
         with pytest.raises(io.UnsupportedOperation):
             pyqiodev.seek(0, whence)
 
-    @pytest.mark.flaky(reruns=1)
+    @pytest.mark.flaky()
     def test_qprocess(self, py_proc):
         """Test PyQIODevice with a QProcess which is non-sequential.