Update example.config.json

remove `bypass_index_map`

Author: igorls

chains/example.config.json

@@ -78,7 +78,6 @@
     "hot_warm_policy": false,
     "custom_policy": "",
     "use_global_agent": false,
-    "bypass_index_map": false,
     "index_partition_size": 10000000,
     "es_replicas": 0
   },