Remove section in readme

Author: mosuem

pkgs/collection/README.md

@@ -57,8 +57,3 @@ functions on an existing object.
 Please file feature requests and bugs at the [issue tracker][tracker].
 
 [tracker]: https://github.com/dart-lang/collection/issues
-
-## Publishing automation
-
-For information about our publishing automation and release process, see
-https://github.com/dart-lang/ecosystem/wiki/Publishing-automation.