[clang][NFC] Update C++ DR status page

Author: Endilll

clang/www/cxx_dr_status.html

@@ -16823,7 +16823,7 @@ <h2 id="cxxdr">C++ defect report implementation status</h2>
   </tr>
   <tr class="open" id="2836">
     <td><a href="https://cplusplus.github.io/CWG/issues/2836.html">2836</a></td>
-    <td>review</td>
+    <td>tentatively ready</td>
     <td>Conversion rank of <TT>long double</TT> and extended floating-point types</td>
     <td align="center">Not resolved</td>
   </tr>
@@ -16997,7 +16997,7 @@ <h2 id="cxxdr">C++ defect report implementation status</h2>
   </tr>
   <tr class="open" id="2865">
     <td><a href="https://cplusplus.github.io/CWG/issues/2865.html">2865</a></td>
-    <td>open</td>
+    <td>tentatively ready</td>
     <td>Regression on result of conditional operator</td>
     <td align="center">Not resolved</td>
   </tr>
@@ -17009,7 +17009,7 @@ <h2 id="cxxdr">C++ defect report implementation status</h2>
   </tr>
   <tr class="open" id="2867">
     <td><a href="https://cplusplus.github.io/CWG/issues/2867.html">2867</a></td>
-    <td>open</td>
+    <td>review</td>
     <td>Order of initialization for structured bindings</td>
     <td align="center">Not resolved</td>
   </tr>
@@ -17126,6 +17126,18 @@ <h2 id="cxxdr">C++ defect report implementation status</h2>
     <td>open</td>
     <td>Temporaries and trivial potentially-throwing special member functions</td>
     <td align="center">Not resolved</td>
+  </tr>
+  <tr class="open" id="2887">
+    <td><a href="https://cplusplus.github.io/CWG/issues/2887.html">2887</a></td>
+    <td>open</td>
+    <td>Missing compatibility entries for xvalues</td>
+    <td align="center">Not resolved</td>
+  </tr>
+  <tr class="open" id="2888">
+    <td><a href="https://cplusplus.github.io/CWG/issues/2888.html">2888</a></td>
+    <td>open</td>
+    <td>Missing cases for reference and array types for argument-dependent lookup</td>
+    <td align="center">Not resolved</td>
   </tr></table>
 
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