chore: prep v6.1.1

jkowalleck · jkowalleck · commit dde2e8dd629b · 2023-12-01T16:03:34.000+01:00
Signed-off-by: Jan Kowalleck &lt;jan.kowalleck@gmail.com&gt;
diff --git a/HISTORY.md b/HISTORY.md
@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 
 ## unreleased
 
+## 6.1.1 -- 2023-12-01
+
+Maintenance release.
+
 * Style
   * Apply latest code style guide (via [#988], [#990])
 * Build
