bump changelog

Author: WengerK

CHANGELOG.md

@@ -1,7 +1,7 @@
 CHANGELOG
 ---------
 
-## NEXT RELEASE
+## 8.x-2.3 (2019-12-03)
  - Issue #3008554 by wengerk, valthebald: Display widget in advanced group only when it exists.
  - Issue #3044924 - fix Drupal-CI Composer failure since Drupal 8.7.x+ - Update of drupal/coder squizlabs/php_codesniffer"
  - Issue #3087804 by wengerk, AurianaHg: Support for Page level suggestion