Fix geo_re_resolve async mocks and mark tasks complete

backend/app/services/blocklist_service.py

@@ -15,7 +15,7 @@ under the key ``"blocklist_schedule"``.
 from __future__ import annotations
 
 import json
-from typing import TYPE_CHECKING, Any
+from typing import TYPE_CHECKING
 
 import structlog
 
@@ -56,7 +56,7 @@ _PREVIEW_MAX_BYTES: int = 65536
 # ---------------------------------------------------------------------------
 
 
-def _row_to_source(row: dict[str, Any]) -> BlocklistSource:
+def _row_to_source(row: dict[str, object]) -> BlocklistSource:
     """Convert a repository row dict to a :class:`BlocklistSource`.
 
     Args:
@@ -542,7 +542,7 @@ async def list_import_logs(
 # ---------------------------------------------------------------------------
 
 
-def _aiohttp_timeout(seconds: float) -> Any:
+def _aiohttp_timeout(seconds: float) -> "aiohttp.ClientTimeout":
     """Return an :class:`aiohttp.ClientTimeout` with the given total timeout.
 
     Args: