Editorial: move definition of submit button

source

@@ -45861,8 +45861,8 @@ interface <dfn interface>HTMLTableCellElement</dfn> : <span>HTMLElement</span> {
 
     <p>Some <span data-x="category-submit">submittable elements</span> can be, depending on their
     attributes, <dfn data-x="concept-button">buttons</dfn>. The prose below defines when an element
-    is a button. Some buttons are specifically <span
-    data-x="concept-submit-button">submit buttons</span>.</p>
+    is a button. Some buttons are specifically <dfn export data-lt="submit button"
+    data-x="concept-submit-button">submit buttons</dfn>.</p>
    </dd>
 
    <dt><dfn data-x="category-reset">Resettable elements</dfn></dt>
@@ -53501,8 +53501,8 @@ interface <dfn interface>HTMLButtonElement</dfn> : <span>HTMLElement</span> {
   data-x="invalid value default">invalid value default</i> are both the <span
   data-x="attr-button-type-submit-state">Submit Button</span> state.</p>
 
-  <p>A <code>button</code> element is said to be a <dfn
-  data-x="concept-submit-button">submit button</dfn> if the <code
+  <p>A <code>button</code> element is said to be a <span
+  data-x="concept-submit-button">submit button</span> if the <code
   data-x="attr-button-type">type</code> attribute is in the <span
   data-x="attr-button-type-submit-state">Submit Button</span> state.</p>