CHANGELOG.md in search_flip-3.5.0 vs CHANGELOG.md in search_flip-3.6.0

@@ -1,7 +1,11 @@
 
 # CHANGELOG
 
+## v3.6.0
+
+* Support Elasticsearch v8
+
 ## v3.5.0
 
 * Add `SearchFlip::Criteria#http_timeout` to allow specifying timeouts on
   a query level