doc/go1.18: remove residual TODOs

There doesn't seem anything that still needs to de done there.

Updates #47694.

Change-Id: I7909f566638332f3904d20a34f61d371af1d2da2
Reviewed-on: https://go-review.googlesource.com/c/go/+/371754
Trust: Cherry Mui <cherryyz@google.com>
Reviewed-by: Jeremy Faller <jeremy@golang.org>
Trust: Jeremy Faller <jeremy@golang.org>
Reviewed-by: Alex Rakoczy <alex@golang.org>
diff --git a/doc/go1.18.html b/doc/go1.18.html
index 67af3e6..5ab4028 100644
--- a/doc/go1.18.html
+++ b/doc/go1.18.html
@@ -411,12 +411,6 @@
   types and <code>netip.AddrPort</code>.
 </p>
 
-<h3>TODO</h3>
-
-<p>
-  TODO: complete this section
-</p>
-
 <h3 id="minor_library_changes">Minor changes to the library</h3>
 
 <p>
@@ -425,10 +419,6 @@
   in mind.
 </p>
 
-<p>
-  TODO: complete this section
-</p>
-
 <dl id="bufio"><dt><a href="/pkg/bufio/">bufio</a></dt>
   <dd>
     <p><!-- CL 345569 -->