
This updates the Elasticsearch template used by Monasca to persist logs so that is uses the 'new' string types [1]. As an aside it helps to make the template more clear; full text search for log messages, and keyword searches for everything else. [1] https://www.elastic.co/blog/strings-are-dead-long-live-strings Closes-Bug: #1892376 Change-Id: I0cd6bf22d4695d88d93241da4364d170d8d8c80e