Automated Changelog Entry for 2.5.2 on master (#184)

Co-authored-by: GitHub Action <41898282+github-actions[bot]@users.noreply.github.com>

Author: blink1073

CHANGELOG.md

@@ -6,14 +6,28 @@ github_url: 'https://github.com/jupyterlab/jupyterlab_server/blob/master/CHANGEL
 
 <!-- <START NEW CHANGELOG ENTRY> -->
 
-## 2.5.1
+## 2.5.2
+
+([Full Changelog](https://github.com/jupyterlab/jupyterlab_server/compare/v2.5.1...4b13c1d166906ee5033f6d3e8c7248c0ddf40d5b))
 
 ### Maintenance and upkeep improvements
 
-- Remove Packaging Dependency [#181](https://github.com/jupyterlab/jupyterlab_server/pull/181) ([@jtpio](https://github.com/jtpio))
+- Use Jupyter Releaser [#183](https://github.com/jupyterlab/jupyterlab_server/pull/183) ([@afshin](https://github.com/afshin))
+
+### Contributors to this release
+
+([GitHub contributors page for this release](https://github.com/jupyterlab/jupyterlab_server/graphs/contributors?from=2021-05-10&to=2021-05-17&type=c))
+
+[@afshin](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab_server+involves%3Aafshin+updated%3A2021-05-10..2021-05-17&type=Issues)
 
 <!-- <END NEW CHANGELOG ENTRY> -->
 
+## 2.5.1
+
+### Maintenance and upkeep improvements
+
+- Remove Packaging Dependency [#181](https://github.com/jupyterlab/jupyterlab_server/pull/181) ([@jtpio](https://github.com/jtpio))
+
 ## 2.5.0
 
 ([Full Changelog](https://github.com/jupyterlab/jupyterlab_server/compare/2.4.0...f5009812e86ec47e36b3d90569d1eaa4771c9939))