doc: add module retraction to release notes

For #24031

Change-Id: I9bd0905e9aacee4bec3463b7d91f6f0929744752
Reviewed-on: https://go-review.googlesource.com/c/go/+/228384
Reviewed-by: Michael Matloob <matloob@golang.org>
Reviewed-by: Bryan C. Mills <bcmills@google.com>

diff --git a/doc/go1.16.html b/doc/go1.16.html
index 09e974d07c26b3ddf5f97e8aa485d3b36270fa54..b11af7fd99a77c92da3f1b7a3a0a892362849558 100644 (file)
--- a/doc/go1.16.html
+++ b/doc/go1.16.html
@@ -43,6 +43,15 @@ Do not send CLs removing the interior tags from such phrases.
 
 <h3 id="go-command">Go command</h3>
 
+<p><!-- golang.org/issue/24031 -->
+  <code>retract</code> directives may now be used in a <code>go.mod</code> file
+  to indicate that certain published versions of the module should not be used
+  by other modules. A module author may retract a version after a severe problem
+  is discovered or if the version was published unintentionally.<br>
+  TODO: write and link to section in golang.org/ref/mod<br>
+  TODO: write and link to tutorial or blog post
+</p>
+
 <p>
   TODO
 </p>