Update version number

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## Version 1.2.2 - 2021-04-25
 
+- Planning bug fixes
+
+## Version 1.2.2 - 2021-04-25
+
 - Changed planning break from midnight to 4am-8am
 - Added "back to top" links to activity pages
 - Make slot start field non-nullable to simplify code

site_settings/constants.py

 # The website version number
-WEBSITE_VERSION = "1.2.2"
+WEBSITE_VERSION = "1.2.3"
 WEBSITE_VERSION_DATE = "2021-04-25"
 
 WEBSITE_FULL_VERSION = "{} - {}".format(