Editorial: make JSON parsing wording match Infra spec

fetch.bs

@@ -7395,7 +7395,7 @@ running <a for=Body>consume body</a> with <a>this</a> and the following steps gi
 
 <div algorithm>
 <p>The <dfn method for=Body><code>json()</code></dfn> method steps are to return the result
-of running <a for=Body>consume body</a> with <a>this</a> and <a>parse JSON from bytes</a>.
+of running <a for=Body>consume body</a> with <a>this</a> and <a>parse JSON bytes to a JavaScript value</a>.
 
 <p class="note">The above method can reject with a {{SyntaxError}}.
 </div>