fix: replace typing.any with typing.Any in admin router

app/routers/admin.py

@@ -5,7 +5,7 @@ Provides admin-specific endpoints for triggering calibration,
 toggling AI generation, and resetting normalization.
 """
 
-from typing import Dict, Optional
+from typing import Any, Dict, Optional
 
 from fastapi import APIRouter, Depends, Header, HTTPException, status
 from sqlalchemy import select
@@ -61,7 +61,7 @@ async def admin_trigger_calibration(
     tryout_id: str,
     db: AsyncSession = Depends(get_db),
     website_id: int = Depends(get_admin_website_id),
-) -> Dict[str, any]:
+) -> Dict[str, Any]:
     """
     Trigger IRT calibration for all items in a tryout.
 
@@ -122,7 +122,7 @@ async def admin_toggle_ai_generation(
     tryout_id: str,
     db: AsyncSession = Depends(get_db),
     website_id: int = Depends(get_admin_website_id),
-) -> Dict[str, any]:
+) -> Dict[str, Any]:
     """
     Toggle AI generation for a tryout.
 
@@ -176,7 +176,7 @@ async def admin_reset_normalization(
     tryout_id: str,
     db: AsyncSession = Depends(get_db),
     website_id: int = Depends(get_admin_website_id),
-) -> Dict[str, any]:
+) -> Dict[str, Any]:
     """
     Reset normalization for a tryout.