chore: more mypy fixes

Signed-off-by: Tudor Plugaru <[email protected]>

Author: PlugaruT

src/cloudevents/core/bindings/http.py

@@ -17,7 +17,7 @@
 from typing import Any, Callable, Dict, Optional, Union
 from urllib.parse import quote, unquote
 
-from dateutil.parser import isoparse
+from dateutil.parser import isoparse  # type: ignore[import-untyped]
 
 from cloudevents.core.base import BaseCloudEvent
 from cloudevents.core.formats.base import Format

src/cloudevents/core/formats/json.py

@@ -19,7 +19,7 @@
 from json import JSONEncoder, dumps, loads
 from typing import Any, Callable, Dict, Final, Optional, Pattern, Union
 
-from dateutil.parser import isoparse
+from dateutil.parser import isoparse  # type: ignore[import-untyped]
 
 from cloudevents.core.base import BaseCloudEvent
 from cloudevents.core.formats.base import Format

tests/test_core/test_bindings/test_http.py

@@ -68,10 +68,10 @@ def test_http_message_immutable() -> None:
     message = HTTPMessage(headers={"test": "value"}, body=b"data")
 
     with pytest.raises(Exception):  # FrozenInstanceError
-        message.headers = {"new": "dict"}  # type: ignore
+        message.headers = {"new": "dict"}  # type: ignore[misc]
 
     with pytest.raises(Exception):  # FrozenInstanceError
-        message.body = b"new data"  # type: ignore
+        message.body = b"new data"  # type: ignore[misc]
 
 
 def test_http_message_with_empty_headers() -> None: