Merge branch '2.12' into 2.13

Author: cowtowncoder

release-notes/VERSION-2.x

@@ -23,11 +23,12 @@ No changes since 2.13
 #438: Fixed mapping failure when `private` `companion object` is named
  (reported, fix contributed by k163377@github)
 
+2.12.6 (15-Dec-2021)
 2.12.5 (27-Aug-2021)
 2.12.4 (06-Jul-2021)
 2.12.3 (12-Apr-2021)
 
-No changes since 2.12.2
+No recorded changes since 2.12.2
 
 2.12.2 (03-Mar-2021)