Editorial: Use emu-xref instead of fixed section number for async fun…

…ction constructor/instances section

spec.html

@@ -36431,7 +36431,7 @@ <h1>AsyncFunction( _p1_, _p2_, &hellip; , _pn_, _body_ )</h1>
           3. Return CreateDynamicFunction(_C_, NewTarget, `"async"`, _args_).
         </emu-alg>
 
-        <emu-note>See note for 19.2.1.1</emu-note>
+        <emu-note>See NOTE for <emu-xref href="#sec-function-p1-p2-pn-body"></emu-xref>.</emu-note>
       </emu-clause>
     </emu-clause>
     <emu-clause id="sec-async-function-constructor-properties">
@@ -36495,7 +36495,7 @@ <h1>length</h1>
       <emu-clause id="sec-async-function-instances-name">
         <h1>name</h1>
 
-        <p>The specification for the `name` property of Function instances given in 19.2.4.2 also applies to AsyncFunction instances.</p>
+        <p>The specification for the `name` property of Function instances given in <emu-xref href="#sec-function-instances-name"></emu-xref> also applies to AsyncFunction instances.</p>
       </emu-clause>
     </emu-clause>