fixed the build errors

Author: hoch

index.bs

@@ -9186,7 +9186,10 @@ enum DistanceModelType {
 <table class="simple" dfn-type=enum-value dfn-for="DistanceModelType">
     <caption>{{DistanceModelType}} enumeration description</caption>
     <thead>
-        <th>Enum value</th><th>Description</th>
+        <tr>
+            <th>Enum value</th>
+            <th>Description</th>
+        </tr>
     <tbody>
         <tr>
             <td>"<dfn>linear</dfn>"
@@ -10077,7 +10080,10 @@ enum OverSampleType {
 <table class="simple" dfn-type=enum-value dfn-for="OverSampleType">
     <caption>{{OverSampleType}} enumeration description</caption>
     <thead>
-        <th>Enum value</th><th>Description</th>
+        <tr>
+            <th>Enum value</th>
+            <th>Description</th>
+        </tr>
     <tbody>
         <tr><td>"<dfn>none</dfn>"
             <td>Don't oversample
@@ -11677,32 +11683,37 @@ for details.
         NOTE: This metric can be used together with {{totalDuration}} to
         calculate the percentage of played out media that was not provided by
         the {{AudioContext}}.
-
+</dl>
 
 <dl dfn-type=attribute dfn-for="AudioPlaybackStats">
     : <dfn>underrunEvents</dfn>
     ::
         Returns the value of the {{[[underrun events]]}} internal slot.
+</dl>
 
 <dl dfn-type=attribute dfn-for="AudioPlaybackStats">
     : <dfn>totalDuration</dfn>
     ::
         Returns the value of the {{[[total duration]]}} internal slot.
+</dl>
 
 <dl dfn-type=attribute dfn-for="AudioPlaybackStats">
     : <dfn>averageLatency</dfn>
     ::
         Returns the value of the {{[[average latency]]}} internal slot.
+</dl>
 
 <dl dfn-type=attribute dfn-for="AudioPlaybackStats">
     : <dfn>minimumLatency</dfn>
     ::
         Returns the value of the {{[[minimum latency]]}} internal slot.
+</dl>
 
 <dl dfn-type=attribute dfn-for="AudioPlaybackStats">
     : <dfn>maximumLatency</dfn>
     ::
         Returns the value of the {{[[maximum latency]]}} internal slot.
+</dl>
 
 <h4 id="AudioPlaybackStats-methods">
 Methods</h4>