Add release dates to 2.15.6 / 2.16.3 release notes

2022-09-05 13:25:05 +01:00 · 2022-09-05 13:25:05 +01:00 · 8823f03e23
commit 8823f03e23
--- a/docs/releases/2.15.6.rst
+++ b/docs/releases/2.15.6.rst
@ -2,6 +2,8 @@
 Wagtail 2.15.6 release notes
 ============================

+*September 5, 2022*
+
 .. contents::
    :local:
    :depth: 1
--- a/docs/releases/2.16.3.md
+++ b/docs/releases/2.16.3.md
@ -1,5 +1,7 @@
 # Wagtail 2.16.3 release notes

+_September 5, 2022_
+
 ```eval_rst
 .. contents::
    :local: