Update CHANGELOG.md for v6.1.0

Nic Pottier · Nic Pottier · commit 565e58b27a5b · 2021-01-21T10:52:21.000-08:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,3 +1,7 @@
+v6.1.0
+----------
+ * Change ElasticSearch version to v7 (backwards incompatible change)
+
 v6.0.0
 ----------
  * Update README
