Fill in release date for 2.11.3

CHANGELOG.txt

@@ -13,7 +13,7 @@ Changelog
  * Fix: Make sure document chooser pagination preserves the selected collection when moving between pages (Alex Sa)
 
 
-2.11.3 (xx.xx.xxxx) - IN DEVELOPMENT
+2.11.3 (10.12.2020)
 ~~~~~~~~~~~~~~~~~~~
 
  * Fix: Updated project template migrations to ensure that initial homepage creation runs before addition of locale field (Dan Braghis)

docs/releases/2.11.3.rst

@@ -1,6 +1,6 @@
-=============================================
-Wagtail 2.11.3 release notes - IN DEVELOPMENT
-=============================================
+============================
+Wagtail 2.11.3 release notes
+============================
 
 .. contents::
     :local:

docs/releases/upgrading.rst

@@ -137,7 +137,7 @@ The compatible versions of Django and Python for each Wagtail release are:
 +-------------------+------------------------------+-----------------------------+
 | 2.10              | 2.2, 3.0, 3.1                | 3.6, 3.7, 3.8               |
 +-------------------+------------------------------+-----------------------------+
-| 2.11              | 2.2, 3.0, 3.1                | 3.6, 3.7, 3.8               |
+| 2.11 LTS          | 2.2, 3.0, 3.1                | 3.6, 3.7, 3.8               |
 +-------------------+------------------------------+-----------------------------+
 | 2.12              | 2.2, 3.0, 3.1                | 3.6, 3.7, 3.8, 3.9          |
 +-------------------+------------------------------+-----------------------------+