Aligned documentation and bumped version 10.8.3

Author: andsel

CHANGELOG.md

@@ -1,3 +1,6 @@
+## 10.8.3
+ - Avoid to implicitly set deprecated type to `_doc` when connects to Elasticsearch version 7.x  [#994](https://github.com/logstash-plugins/logstash-output-elasticsearch/pull/994)
+
 ## 10.8.2
  - [DOC] Update links to use shared attributes [#985](https://github.com/logstash-plugins/logstash-output-elasticsearch/pull/985)
 

docs/index.asciidoc

@@ -40,7 +40,8 @@ the website landing page or in the {ref}[Elasticsearch documentation].
 [NOTE]
 ================================================================================
 When connected to Elasticsearch 7.x, modern versions of this plugin
-use the required `_doc` document-type when inserting documents.
+don't use the document-type when inserting documents, unless the user
+ecplicitly sets <<plugins-{type}s-{plugin}-document_type>>.
 
 If you are using an earlier version of Logstash and wish to connect to
 Elasticsearch 7.x, first upgrade Logstash to version 6.8 to ensure it

logstash-output-elasticsearch.gemspec

@@ -1,6 +1,6 @@
 Gem::Specification.new do |s|
   s.name            = 'logstash-output-elasticsearch'
-  s.version         = '10.8.2'
+  s.version         = '10.8.3'
 
   s.licenses        = ['apache-2.0']
   s.summary         = "Stores logs in Elasticsearch"