Add 2.15.4 release notes

CHANGELOG.txt

@@ -67,6 +67,14 @@ Changelog
  * Fix: Ensure that programmatic page moves are correctly logged as 'move' and not 'reorder' in some cases (Andy Babic)
 
 
+2.15.4 (xx.xx.xxxx) - IN DEVELOPMENT
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+ * Fix: Fix issue where invalid bulk action URLs would incorrectly trigger a server error (500) instead of a valid not found (404) (Ihor Marhitych)
+ * Fix: Fix issue where bulk actions would not work for object IDs greater than 999 when `USE_THOUSAND_SEPARATOR` (Dennis McGregor)
+ * Fix: Fix syntax when logging image rendition generation (Jake Howard)
+
+
 2.15.3 (26.01.2022)
 ~~~~~~~~~~~~~~~~~~~
 

docs/releases/2.15.4.rst

@@ -0,0 +1,18 @@
+=============================================
+Wagtail 2.15.4 release notes - IN DEVELOPMENT
+=============================================
+
+.. contents::
+    :local:
+    :depth: 1
+
+
+What's new
+==========
+
+Bug fixes
+~~~~~~~~~
+
+ * Fix issue where invalid bulk action URLs would incorrectly trigger a server error (500) instead of a valid not found (404) (Ihor Marhitych)
+ * Fix issue where bulk actions would not work for object IDs greater than 999 when ``USE_THOUSAND_SEPARATOR`` (Dennis McGregor)
+ * Fix syntax when logging image rendition generation (Jake Howard)

docs/releases/index.rst

@@ -7,6 +7,7 @@ Release notes
    upgrading
    2.16.1
    2.16
+   2.15.4
    2.15.3
    2.15.2
    2.15.1