Fix syntax of 2.2.1 changelog header

bb581688 · Nik | Klampfradler · ce092311 · bb581688
Verified Commit bb581688 authored 3 years ago by Nik | Klampfradler
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -36,7 +36,7 @@ Removed
 * Remove impersonation page. Use the impersonation button on the person
  detail view instead.

-`2.2.1_ – 2021-12-02
+`2.2.1`_ – 2021-12-02
 --------------------

 Fixed