[release-branch.go1.10] doc: document Go 1.10.5

Change-Id: I11adca150ab795607b832fb354a3e065655e1020
Reviewed-on: https://go-review.googlesource.com/c/147179
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
(cherry picked from commit 2764d5ee7b23ae1caf2a4cd4506116a1b9efbf66)
Reviewed-on: https://go-review.googlesource.com/c/147180
Reviewed-by: Andrew Bonventre <andybons@golang.org>
diff --git a/doc/devel/release.html b/doc/devel/release.html
index e5d834e..b8a6caf 100644
--- a/doc/devel/release.html
+++ b/doc/devel/release.html
@@ -65,6 +65,13 @@
 1.10.4 milestone</a> on our issue tracker for details.
 </p>
 
+<p>
+go1.10.5 (released 2018/11/02) includes fixes to the go command, linker, runtime
+and the <code>database/sql</code> package.
+See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.10.5">Go
+1.10.5 milestone</a> on our issue tracker for details.
+</p>
+
 <h2 id="go1.9">go1.9 (released 2017/08/24)</h2>
 
 <p>