Remove explicit kwargs handling from raises, warns and ParameterSet.param

testing/deprecated_test.py

@@ -2,7 +2,6 @@ import os
 
 import pytest
 from _pytest import deprecated
-from _pytest.warning_types import PytestDeprecationWarning
 from _pytest.warnings import SHOW_PYTEST_WARNINGS_ARG
 
 pytestmark = pytest.mark.pytester_example_path("deprecated")
@@ -199,11 +198,3 @@ def test_fixture_named_request(testdir):
             "*'request' is a reserved name for fixtures and will raise an error in future versions"
         ]
     )
-
-
-def test_pytest_warns_unknown_kwargs():
-    with pytest.warns(
-        PytestDeprecationWarning,
-        match=r"pytest.warns\(\) got unexpected keyword arguments: \['foo'\]",
-    ):
-        pytest.warns(UserWarning, foo="hello")

testing/test_mark.py

@@ -8,7 +8,6 @@ from _pytest.mark import EMPTY_PARAMETERSET_OPTION
 from _pytest.mark import MarkGenerator as Mark
 from _pytest.nodes import Collector
 from _pytest.nodes import Node
-from _pytest.warning_types import PytestDeprecationWarning
 from _pytest.warnings import SHOW_PYTEST_WARNINGS_ARG
 
 ignore_markinfo = pytest.mark.filterwarnings(
@@ -1004,15 +1003,3 @@ def test_pytest_param_id_requires_string():
 @pytest.mark.parametrize("s", (None, "hello world"))
 def test_pytest_param_id_allows_none_or_string(s):
     assert pytest.param(id=s)
-
-
-def test_pytest_param_warning_on_unknown_kwargs():
-    with pytest.warns(PytestDeprecationWarning) as warninfo:
-        # typo, should be marks=
-        pytest.param(1, 2, mark=pytest.mark.xfail())
-    assert warninfo[0].filename == __file__
-    msg, = warninfo[0].message.args
-    assert msg == (
-        "pytest.param() got unexpected keyword arguments: ['mark'].\n"
-        "This will be an error in future versions."
-    )