Meta: update links to execCommand

Closes w3c/editing#261.

source

@@ -73776,22 +73776,22 @@ body { display:none }
   true.</p>
 
   <p>The definition of the terms <dfn
-  data-x-href="https://w3c.github.io/editing/execCommand.html#active-range">active range</dfn>, <dfn
-  data-x-href="https://w3c.github.io/editing/execCommand.html#editing-host-of">editing host
+  data-x-href="https://w3c.github.io/editing/docs/execCommand/#active-range">active range</dfn>, <dfn
+  data-x-href="https://w3c.github.io/editing/docs/execCommand/#editing-host-of">editing host
   of</dfn>, and <dfn
-  data-x-href="https://w3c.github.io/editing/execCommand.html#editable">editable</dfn>, the user
+  data-x-href="https://w3c.github.io/editing/docs/execCommand/#editable">editable</dfn>, the user
   interface requirements of elements that are <span data-x="editing host">editing hosts</span> or
   <span>editable</span>, the
 
-  <dfn data-x="dom-document-execCommand" id="execCommand" data-x-href="https://w3c.github.io/editing/execCommand.html#execcommand%28%29"><code>execCommand()</code></dfn>,
-  <dfn data-x-href="https://w3c.github.io/editing/execCommand.html#querycommandenabled%28%29"><code data-x="dom-document-queryCommandEnabled">queryCommandEnabled()</code></dfn>,
-  <dfn data-x-href="https://w3c.github.io/editing/execCommand.html#querycommandindeterm%28%29"><code data-x="dom-document-queryCommandIndeterm">queryCommandIndeterm()</code></dfn>,
-  <dfn data-x-href="https://w3c.github.io/editing/execCommand.html#querycommandstate%28%29"><code data-x="dom-document-queryCommandState">queryCommandState()</code></dfn>,
-  <dfn data-x-href="https://w3c.github.io/editing/execCommand.html#querycommandsupported%28%29"><code data-x="dom-document-queryCommandSupported">queryCommandSupported()</code></dfn>, and
-  <dfn data-x-href="https://w3c.github.io/editing/execCommand.html#querycommandvalue%28%29"><code data-x="dom-document-queryCommandValue">queryCommandValue()</code></dfn>
+  <dfn data-x="dom-document-execCommand" id="execCommand" data-x-href="https://w3c.github.io/editing/docs/execCommand/#execcommand%28%29"><code>execCommand()</code></dfn>,
+  <dfn data-x-href="https://w3c.github.io/editing/docs/execCommand/#querycommandenabled%28%29"><code data-x="dom-document-queryCommandEnabled">queryCommandEnabled()</code></dfn>,
+  <dfn data-x-href="https://w3c.github.io/editing/docs/execCommand/#querycommandindeterm%28%29"><code data-x="dom-document-queryCommandIndeterm">queryCommandIndeterm()</code></dfn>,
+  <dfn data-x-href="https://w3c.github.io/editing/docs/execCommand/#querycommandstate%28%29"><code data-x="dom-document-queryCommandState">queryCommandState()</code></dfn>,
+  <dfn data-x-href="https://w3c.github.io/editing/docs/execCommand/#querycommandsupported%28%29"><code data-x="dom-document-queryCommandSupported">queryCommandSupported()</code></dfn>, and
+  <dfn data-x-href="https://w3c.github.io/editing/docs/execCommand/#querycommandvalue%28%29"><code data-x="dom-document-queryCommandValue">queryCommandValue()</code></dfn>
 
   methods, text selections, and the <dfn
-  data-x-href="https://w3c.github.io/editing/execCommand.html#delete-the-selection">delete the
+  data-x-href="https://w3c.github.io/editing/docs/execCommand/#delete-the-selection">delete the
   selection</dfn> algorithm are defined in <cite>execCommand</cite>. <ref
   spec=EXECCOMMAND></p>
 
@@ -121017,7 +121017,7 @@ INSERT INTERFACES HERE
    <dd><cite><a href="https://encoding.spec.whatwg.org/">Encoding</a></cite>, A. van Kesteren, J. Bell. WHATWG.</dd>
 
    <dt id="refsEXECCOMMAND">[EXECCOMMAND]</dt>
-   <dd><cite><a href="https://w3c.github.io/editing/execCommand.html">execCommand</a></cite>, J. Wilm, A. Gregor. W3C Editing APIs CG.</dd>
+   <dd><cite><a href="https://w3c.github.io/editing/docs/execCommand/">execCommand</a></cite>, J. Wilm, A. Gregor. W3C Editing APIs CG.</dd>
 
    <dt id="refsEXIF">[EXIF]</dt>
    <dd>(Non-normative) <cite><a href="https://www.jeita.or.jp/cgi-bin/standard_e/list.cgi?cateid=1&subcateid=4">Exchangeable image file format</a></cite>. JEITA.</dd>