[DOCS] Updates release notes for 7.11.1

Author: picandocodigo

CHANGELOG.md

@@ -1,3 +1,9 @@
+## 7.11.1
+
+### Client
+
+* Bug fix in meta header, adds support for unknown Faraday adapters. [Pull Request](https://github.com/elastic/elasticsearch-ruby/pull/1204).
+
 ## 7.11.0
 
 ### Client

docs/release_notes/711.asciidoc

@@ -1,6 +1,19 @@
-[[release_notes_710]]
+[[release_notes_711]]
 === 7.11 Release notes
 
+[discrete]
+[[release_notes_7111]]
+=== 7.11.1 Release notes
+
+[discrete]
+==== Client
+
+* Bug fix in meta header, adds support for unknown Faraday adapters. https://github.com/elastic/elasticsearch-ruby/pull/1204[Pull Request].
+
+[discrete]
+[[release_notes_7110]]
+=== 7.11.0 Release notes
+
 [discrete]
 ==== Client