Fill in release date for 4.1

CHANGELOG.txt

@@ -21,7 +21,7 @@ Changelog
  * Fix: Ensure logo shows correctly on log in page in Windows high-contrast mode (Loveth Omokaro)
 
 
-4.1 LTS (xx.xx.xxxx) - IN DEVELOPMENT
+4.1 LTS (01.11.2022)
 ~~~~~~~~~~~~~~~~~~~~
 
  * New scheduled publishing UI, available from the Status side panel (Sage Abdullah)

docs/releases/4.1.md

@@ -1,4 +1,6 @@
-# Wagtail 4.1 release notes - IN DEVELOPMENT
+# Wagtail 4.1 release notes
+
+_November 1, 2022_
 
 ```{contents}
 ---