[C23] Move WG14 N2754 to the TS 18661 section

This paper is about the quantum exponent of NAN, which only applies if
we support decimal floating-point types from the TS. That is why the
status changed from Unknown to No.

Author: AaronBallman

clang/www/c_status.html

@@ -289,7 +289,7 @@ <h2 id="c2x">C23 implementation status</h2>
       <td class="full" align="center">Clang 9</td>
     </tr>
     <tr id="TS18661">
-      <td rowspan="8">TS 18661 Integration</td>
+      <td rowspan="9">TS 18661 Integration</td>
     </tr>
       <tr> <!-- Pre-Oct 2019 -->
         <td><a href="https://www.open-std.org/jtc1/sc22/wg14/www/docs/n2314.pdf">N2314</a></td>
@@ -319,6 +319,10 @@ <h2 id="c2x">C23 implementation status</h2>
         <td><a href="https://www.open-std.org/jtc1/sc22/wg14/www/docs/n2931.pdf">N2931</a></td>
         <td class="none" align="center">No</td>
       </tr>
+      <tr>
+        <td><a href="https://www.open-std.org/jtc1/sc22/wg14/www/docs/n2754.htm">N2754</a></td>
+        <td class="none" align="center">No</td>
+      </tr>
     <tr>
       <td>Preprocessor line numbers unspecified</td>
       <td><a href="https://www.open-std.org/jtc1/sc22/wg14/www/docs/n2322.htm">N2322</a></td>
@@ -626,11 +630,6 @@ <h2 id="c2x">C23 implementation status</h2>
       <td><a href="https://www.open-std.org/jtc1/sc22/wg14/www/docs/n2701.htm">N2701</a></td>
       <td class="full" align="center">Yes</td>
     </tr>
-    <tr>
-      <td>Quantum exponent of NaN (version 2)</td>
-      <td><a href="https://www.open-std.org/jtc1/sc22/wg14/www/docs/n2754.htm">N2754</a></td>
-      <td class="unknown" align="center">Unknown</td>
-    </tr>
     <tr>
       <td>The noreturn attribute</td>
       <td><a href="https://www.open-std.org/jtc1/sc22/wg14/www/docs/n2764.pdf">N2764</a></td>