Fixed typo in Opus codec registration

SHA: 21e4a15
Reason: push, by tguilbert-google

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

video_frame_metadata_registry.html

@@ -7,7 +7,7 @@
   <link href="https://www.w3.org/StyleSheets/TR/2021/W3C-ED" rel="stylesheet">
   <meta content="Bikeshed version 82ce88815, updated Thu Sep 7 16:33:55 2023 -0700" name="generator">
   <link href="https://www.w3.org/TR/webcodecs-video-frame-metadata-registry/" rel="canonical">
-  <meta content="12039509196ca654590f61f59857965d6368b3f4" name="document-revision">
+  <meta content="21e4a1502ed53553495c099c828592b819d5dc6c" name="document-revision">
 <style>/* Boilerplate: style-autolinks */
 .css.css, .property.property, .descriptor.descriptor {
     color: var(--a-normal-text);
@@ -465,7 +465,7 @@
   <div class="head">
    <p data-fill-with="logo"><a class="logo" href="https://www.w3.org/"> <img alt="W3C" height="48" src="https://www.w3.org/StyleSheets/TR/2021/logos/W3C" width="72"> </a> </p>
    <h1 class="p-name no-ref" id="title">WebCodecs VideoFrame Metadata Registry</h1>
-   <p id="w3c-state"><a href="https://www.w3.org/standards/types#ED">Editor’s Draft</a>, <time class="dt-updated" datetime="2024-01-05">5 January 2024</time></p>
+   <p id="w3c-state"><a href="https://www.w3.org/standards/types#ED">Editor’s Draft</a>, <time class="dt-updated" datetime="2024-01-08">8 January 2024</time></p>
    <details open>
     <summary>More details about this document</summary>
     <div data-fill-with="spec-metadata">