[7.16] Add 7.16.1 release notes

Co-authored-by: Seth Michael Larson <seth.larson@elastic.co>

Author: github-actions[bot]

docs/guide/release-notes.asciidoc

@@ -1,6 +1,7 @@
 [[release-notes]]
 == Release notes
 
+* <<rn-7-16-1>>
 * <<rn-7-16-0>>
 * <<rn-7-15-2>>
 * <<rn-7-15-1>>
@@ -33,6 +34,16 @@
 * <<rn-7-0-0>>
 
 
+[discrete]
+[[rn-7-16-1]]
+=== 7.16.1 (2021-12-13)
+
+[discrete]
+==== Fixed
+
+- Fixed issue where the `AIOHttpConnection` wouldn't log query parameters for URLs.
+
+
 [discrete]
 [[rn-7-16-0]]
 === 7.16.0 (2021-12-07)