Import Match and Pattern from re, not typing (#8277)

stubs/waitress/waitress/parser.pyi

@@ -1,6 +1,7 @@
 from collections.abc import Mapping, Sequence
 from io import BytesIO
-from typing import Any, Pattern
+from re import Pattern
+from typing import Any
 
 from waitress.adjustments import Adjustments
 from waitress.receiver import ChunkedReceiver, FixedStreamReceiver

stubs/waitress/waitress/runner.pyi

@@ -1,6 +1,7 @@
 from collections.abc import Callable, Sequence
 from io import TextIOWrapper
-from typing import Any, Pattern
+from re import Pattern
+from typing import Any
 
 HELP: str
 RUNNER_PATTERN: Pattern[Any]

stubs/waitress/waitress/utilities.pyi

@@ -1,7 +1,8 @@
 from _typeshed.wsgi import StartResponse
 from collections.abc import Iterator, Mapping, Sequence
 from logging import Logger
-from typing import Any, Match, Pattern
+from re import Match, Pattern
+from typing import Any
 
 logger: Logger
 queue_logger: Logger