Editorial: add textarea wrap enumerated attribute table

Helps with whatwg#9832.

source

@@ -54203,22 +54203,31 @@ interface <dfn interface>HTMLTextAreaElement</dfn> : <span>HTMLElement</span> {
   </div>
 
   <p>The <dfn element-attr for="textarea"><code data-x="attr-textarea-wrap">wrap</code></dfn>
-  attribute is an <span>enumerated attribute</span> with two keywords and states: the <dfn
-  attr-value for="textarea/wrap"><code data-x="attr-textarea-wrap-soft">soft</code></dfn> keyword
-  which maps to the <span data-x="attr-textarea-wrap-soft-state">Soft</span> state, and the <dfn
-  attr-value for="textarea/wrap"><code data-x="attr-textarea-wrap-hard">hard</code></dfn> keyword
-  which maps to the <span data-x="attr-textarea-wrap-hard-state">Hard</span> state. The <i
-  data-x="missing value default">missing value default</i> and <i data-x="invalid value
-  default">invalid value default</i> are both the <span
-  data-x="attr-textarea-wrap-soft-state">Soft</span> state.</p>
+  attribute is an <span>enumerated attribute</span> with the following keywords and states:</p>
 
-  <p>The <dfn data-x="attr-textarea-wrap-soft-state">Soft</dfn> state indicates that the text in the
-  <code>textarea</code> is not to be wrapped when it is submitted (though it can still be wrapped in
-  the rendering).</p>
+  <table>
+   <thead>
+    <tr>
+     <th>Keyword
+     <th>State
+     <th>Brief description
+   <tbody>
+    <tr>
+     <td><dfn attr-value for="textarea/wrap"><code
+     data-x="attr-textarea-wrap-soft">soft</code></dfn>
+     <td><dfn data-x="attr-textarea-wrap-soft-state">Soft</dfn>
+     <td>Text is not to be wrapped when submitted (though can still be wrapped in the rendering).
+    <tr>
+     <td><dfn attr-value for="textarea/wrap"><code
+     data-x="attr-textarea-wrap-hard">hard</code></dfn>
+     <td><dfn data-x="attr-textarea-wrap-hard-state">Hard</dfn>
+     <td>Text is to have newlines added by the user agent so that the text is wrapped when it is
+     submitted.
+  </table>
 
-  <p>The <dfn data-x="attr-textarea-wrap-hard-state">Hard</dfn> state indicates that the text in the
-  <code>textarea</code> is to have newlines added by the user agent so that the text is wrapped when
-  it is submitted.</p>
+  <p>The attribute's <i data-x="missing value default">missing value default</i> and <i
+  data-x="invalid value default">invalid value default</i> are both the <span
+  data-x="attr-textarea-wrap-soft-state">Soft</span> state.</p>
 
   <p>If the element's <code data-x="attr-textarea-wrap">wrap</code> attribute is in the <span
   data-x="attr-textarea-wrap-hard-state">Hard</span> state, the <code