removed status code 500 in response when error key is present

ASR_Server.py

@@ -295,7 +295,7 @@ def api():
                 'error': error_msg,
                 'error_trace': error_trace,
                 'status': job_status,
-            }), 500
+            })
 
         response = jsonify({
             'message': f'Given Model {model} is being Evaluated, Please come back after a few hours and run the query again. Usually, it completes within an hour'