Apply suggestions from code review

Co-authored-by: Christoph Guttandin <chrisguttandin@media-codings.com>

Author: Hernqvist

index.bs

@@ -11658,7 +11658,7 @@ interface AudioPlayoutStats {
     : <dfn>[[latency reset time]]</dfn>
     ::
         The time when the latency statistics were last reset, a
-        {{DOMHighResTimeStamp}}.
+        double.
 </dl>
 
 <h4 id="AudioPlayoutStats-constructors">
@@ -11807,7 +11807,7 @@ To inhibit the usage of such a covert channel, the API implements these
 mitigations.
 - The values returned by the API should not be updated more than once per
     second.
-- The api should be restricted to sites fulfill at least one of the following
+- The API should be restricted to sites that fulfill at least one of the following
     criteria:
     1. The site has obtained
         <a href="https://w3c.github.io/mediacapture-main/#dom-mediadevices-getusermedia">getUserMedia</a>