docs: add elastic index_mode example in distribution configuration file
@@ -143,6 +143,7 @@ reporters:
# log: my_policy ## ILM policy for the gravitee-log-* indexes
# index: gravitee
# index_per_type: true
+# index_mode: daily # "daily" indexes, suffixed with date. Or "ilm" managed indexes, without date
# bulk:
# actions: 1000 # Number of requests action before flush
# flush_interval: 5 # Flush interval in seconds
