Enabled uvloop to be used in the test suite on Python 3.13

The pre-release version now works properly on 3.13.

pyproject.toml

@@ -53,8 +53,8 @@ test = [
  "pytest-mock >= 3.6.1",
  "trustme",
  """\
- uvloop >= 0.17; platform_python_implementation == 'CPython' \
- and platform_system != 'Windows' and python_version < '3.13'\
+ uvloop >= 0.21.0b1; platform_python_implementation == 'CPython' \
+ and platform_system != 'Windows'\
  """
 ]
 doc = [

tests/test_subprocesses.py

@@ -285,9 +285,9 @@ async def test_py39_arguments(
  [sys.executable, "-c", "print('hello')"],
  **{argname: argvalue_factory()},
  )
- except TypeError as exc:
+ except ValueError as exc:
  if (
- "unexpected keyword argument" in str(exc)
+ "unexpected kwargs" in str(exc)
  and anyio_backend_name == "asyncio"
  and anyio_backend_options["loop_factory"]
  and anyio_backend_options["loop_factory"].__module__ == "uvloop"