Add changelog for 3.16.16

[noissue]

Author: pulpbot

CHANGES.rst

@@ -17,6 +17,26 @@ Changelog
 
 .. towncrier release notes start
 
+3.16.16 (2023-02-23)
+====================
+REST API
+--------
+
+Bugfixes
+~~~~~~~~
+
+- Fixed a bug that caused the import machinery to import the same content multiple times in a row.
+  :github:`3075`
+- Insured that pulp-export correctly locks repos-being-exported.
+  :github:`3370`
+
+
+Plugin API
+----------
+
+No significant changes.
+
+
 3.16.15 (2022-11-02)
 ====================
 REST API