chore: increase workflow max steps to 500 (#4835)

api/config.py

@@ -81,8 +81,8 @@ DEFAULTS = {
     'INNER_API': 'False',
     'ENTERPRISE_ENABLED': 'False',
     'INDEXING_MAX_SEGMENTATION_TOKENS_LENGTH': 1000,
-    'WORKFLOW_MAX_EXECUTION_STEPS': 50,
-    'WORKFLOW_MAX_EXECUTION_TIME': 600,
+    'WORKFLOW_MAX_EXECUTION_STEPS': 500,
+    'WORKFLOW_MAX_EXECUTION_TIME': 1200,
     'WORKFLOW_CALL_MAX_DEPTH': 5,
 }