delete redundance

routes/users.py

@@ -95,9 +95,6 @@ async def login_user(request: LoginRequest):
             logger.warning(f"Too many login attempts for {request.email}. User blocked.")
             return JSONResponse(status_code=429, content={"message": ErrorResponse.TOO_MANY_ATTEMPTS})
         else:
-            # Set flag for last failed login
-            redis_client.set(f"last_failed_login:{request.email}", "true")
-            redis_client.expire(f"last_failed_login:{request.email}", 1800)  # 30 minutes
             logger.warning(f"Failed login attempt for {request.email}. Attempts: {attempts}")
             logger.error("Invalid email or PIN.")
         # Return unauthorized with attempts remaining