Bug 1839345 - Remove TypedDict imports, r=webdriver-reviewers

This isn't in Python 3.7, and isn't being used anyway.

Differential Revision: https://phabricator.services.mozilla.com/D181457

testing/web-platform/tests/attribution-reporting/resources/reports.py

@@ -1,6 +1,6 @@
 """Methods for the report-event-attribution and report-aggregate-attribution endpoints"""
 import json
-from typing import List, Optional, Tuple, TypedDict
+from typing import List, Optional, Tuple
 import urllib.parse
 
 from wptserve.request import Request

testing/web-platform/tests/private-aggregation/resources/reports.py

@@ -1,6 +1,6 @@
 """Methods for the report-shared-storage and report-protected-audience endpoints (including debug endpoints)"""
 import json
-from typing import List, Optional, Tuple, TypedDict
+from typing import List, Optional, Tuple
 import urllib.parse
 
 from wptserve.request import Request