Fix the link in the changelog

Author: krassowski

CHANGELOG.md

@@ -33,7 +33,7 @@
 [#301]: https://github.com/krassowski/jupyterlab-lsp/pull/301
 [#315]: https://github.com/krassowski/jupyterlab-lsp/pull/315
 [#318]: https://github.com/krassowski/jupyterlab-lsp/pull/318
-[#322]: https://github.com/krassowski/jupyterlab-lsp/pull/318
+[#322]: https://github.com/krassowski/jupyterlab-lsp/pull/322
 [00448d0]: https://github.com/krassowski/jupyterlab-lsp/pull/318/commits/00448d0c55e7f9a1e7e0a5322f17610daac47dfe
 [bacc006]: https://github.com/krassowski/jupyterlab-lsp/pull/318/commits/bacc0066da0727ff7397574914bf0401e4d8f7cb
 [4e5b2ad]: https://github.com/krassowski/jupyterlab-lsp/pull/318/commits/4e5b2adf655120458cc8be4b453fe9a78c98e061