fix some errors

app/api/routes/auth.py

@@ -91,7 +91,7 @@ async def s_api_v1_auth_twa(request):
             make_log("auth", f"Invalid ton_proof: {e}", level="warning")
             return response.json({"error": "Invalid ton_proof"}, status=400)
 
-    ton_connection = (await request.ctx.db_session.execute(select(WalletConnection).where(
+    ton_connection = (request.ctx.db_session.execute(select(WalletConnection).where(
         and_(
             WalletConnection.user_id == known_user.id,
             WalletConnection.network == 'ton',