Update the link for secure contexts again.

index.html

@@ -184,7 +184,7 @@ <h2>Device access is powerful</h2>
 
         <p>
           To help ensure that only the entity the user approved for access actually has access,
-          this specification requires that only <a>sufficiently secure context</a>s
+          this specification requires that only <a>secure context</a>s
           can access Bluetooth devices
           (<a href="#requestDevice-secure-context">requestDevice</a>).
       </section>
@@ -423,7 +423,7 @@ <h2>Device Discovery</h2>
       </p>
       <ol>
         <li id="requestDevice-secure-context">
-          If the <a>incumbent settings object</a> is not a <a>sufficiently secure context</a>,
+          If the <a>incumbent settings object</a> is not a <a>secure context</a>,
           <a>reject</a> <var>promise</var> with a <a>SecurityError</a> and abort these steps.
         </li>
         <li id="requestDevice-user-gesture">
@@ -3297,8 +3297,8 @@ <h2>Terminology and Conventions</h2>
         <dt>[[!powerful-features]]</dt>
         <dd>
           <ul>
-            <li><a href="https://w3c.github.io/webappsec/specs/powerfulfeatures/#sufficiently-secure-context"
-                   ><dfn>sufficiently secure context</dfn></a></li>
+            <li><a href="https://w3c.github.io/webappsec/specs/powerfulfeatures/#secure-context"
+                   ><dfn>secure context</dfn></a></li>
           </ul>
         </dd>
         <dt>[[!WebIDL]]</dt>