POWER: Fixing some double escaping.

Author: mikewest

specs/powerfulfeatures/index.html

@@ -580,7 +580,7 @@ <h3 class="heading settled" data-level="3.1" id="settings-object"><span class="s
         <p class="note" role="note">Note: We use the origin of the URL here in order to allow sandboxed
   context to remain secure (as sandboxing is a strict reduction in the
   context’s capabilities, and therefore risk). This covers scenarios
-  such as <code>&amp;lt;iframe sandbox src="http://localhost/"&amp;gt;</code>.</p>
+  such as <code>&lt;iframe sandbox src="http://localhost/"></code>.</p>
        <li data-md="">
         <p>If the result of executing the <a href="#is-origin-trustworthy">§3.2 Is origin potentially trustworthy?</a> algorithm
   on <var>origin</var> is <strong>not</strong> <code>Potentially Trustworthy</code>, then return "<code>Not Secure</code>".</p>

specs/powerfulfeatures/index.src.html

@@ -545,7 +545,7 @@ <h3 id="settings-object">
           Note: We use the origin of the URL here in order to allow sandboxed
           context to remain secure (as sandboxing is a strict reduction in the
           context's capabilities, and therefore risk). This covers scenarios
-          such as `&lt;iframe sandbox src="http://localhost/"&gt;`.
+          such as `<iframe sandbox src="http://localhost/">`.
 
       4.  If the result of executing the [[#is-origin-trustworthy]] algorithm
           on <var>origin</var> is <strong>not</strong> `Potentially