Tweak a changelog entry

Author: bbatsov

CHANGELOG.md

@@ -14,7 +14,7 @@
 * [#571](https://github.com/clojure-emacs/clojure-mode/issues/571): Remove `project.el` integration.
 * [#574](https://github.com/clojure-emacs/clojure-mode/issues/574): Remove `clojure-view-grimoire` command.
 * Stop `clojure-sort-ns` from calling `redisplay`.
-* [#584](https://github.com/clojure-emacs/clojure-mode/issues/584): Align to recent `pcase` changes on Emacs master
+* [#584](https://github.com/clojure-emacs/clojure-mode/issues/584): Align to recent `pcase` changes on Emacs master.
 
 ## 5.12.0 (2020-08-13)