Fix wrong variable in HTML Standard removing steps

Closes #7949.

source

@@ -1803,7 +1803,7 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute
    data-x="concept-element-namespace">namespace</span> is the <span>HTML namespace</span>, and this
    standard defines <span data-x="html element removing steps">HTML element removing steps</span>
    for <var>removedNode</var>'s <span data-x="concept-element-local-name">local name</span>, then
-   run the corresponding <span>HTML element removing steps</span> given <var>insertedNode</var> and
+   run the corresponding <span>HTML element removing steps</span> given <var>removedNode</var> and
    optionally <var>oldParent</var>.</p></li>
 
    <li>
@@ -128206,6 +128206,7 @@ INSERT INTERFACES HERE
   David Flanagan,
   David Gerard,
   David Grogan,
+  David Hale,
   David H&aring;s&auml;ther,
   David Hyatt,
   David I. Lehn,