Remove inaccurate algorithm step

In modern implementations of this specification (the latest releases of
Firefox, Chrome, and Safari), a returned thenable only impacts execution
if it represents a Promise that is rejected prior to the invocation of
the script's callback function. Fulfillment values are ignored in all
cases.

Author: jugglinmike

index.html

@@ -7301,9 +7301,6 @@ <h4><dfn>Execute Async Script</dfn></h4>
     <li><p>Let <var>scriptPromise</var> be <a>PromiseResolve</a>(<a>Promise</a>,
       <var>scriptResult</var>.[[\Value]]).
 
-    <li><p>Upon fulfillment of <var>scriptPromise</var> with value <var>v</var>,
-      <a>resolve</a> <var>promise</var> with value <var>v</var>.
-
     <li><p>Upon rejection of <var>scriptPromise</var> with value <var>r</var>,
       <a>reject</a> <var>promise</var> with value <var>r</var>.
   </ol>