Clarify WebRTC coordination

Confidence level increased.

Fix #21

charter.html

@@ -462,7 +462,11 @@ <h3 id="w3c-coordination">
               to avoid overlap.
             </dd>
             <dt><a href="https://www.w3.org/groups/wg/webrtc">WebRTC Working Group</a></dt>
-            <dd>The WebRTC Working Group defines the <code>MediaStream</code> interface and related media processing APIs that likely make use of Machine Learning capabilities afforded by the WebNN API.</dd>
+            <dd>
+              The WebRTC Working Group defines the <code>MediaStream</code>
+              interface and related media processing APIs that enable integration
+              with Machine Learning capabilities afforded by the WebNN API.
+            </dd>
             <dt><a href="https://www.w3.org/2001/tag/">Technical Architecture Group</a></dt>
             <dd>Given the well-known ethical risks of bias in the use of Machine Learning, the Web Machine Learning Working Group will work with the Technical Architecture Group to ensure its work align with the <a href="https://w3ctag.github.io/ethical-web-principles/">W3C TAG Ethical Web Principles</a>.</dd>
           </dl>