Do not block the load event for preload and modulepreload

Closes w3c/preload#152.

Author: noamr

source

@@ -25306,6 +25306,8 @@ document.body.appendChild(wbr);</code></pre>
 
   <div w-nodev>
 
+  <p>A user agent must not <span>delay the load event</span> for this link type.</p>
+
   <p>The appropriate times to <span>fetch and process the linked resource</span> for such a link
   are:</p>
 
@@ -25601,6 +25603,8 @@ document.body.appendChild(wbr);</code></pre>
   <p>There is no default type for resources given by the <code data-x="rel-preload">preload</code>
   keyword.</p>
 
+  <p>A user agent must not <span>delay the load event</span> for this link type.</p>
+
   <p>A <code>Document</code> has a <dfn>map of preloaded resources</dfn>, which is a
   <span>map</span>, initially empty.</p>