[clang] [Clang][C++17/20] Add full support to deduction guides (PR #193056)

[Yanzuo Liu via cfe-commits]

================
@@ -1030,13 +1030,7 @@ <h2 id="cxx20">C++20 implementation status</h2>
     <tr>
       <td>Class template argument deduction for alias templates</td>
       <td><a href="https://wg21.link/p1814r0">P1814R0</a></td>
-      <td class="partial" align="center">
-        <details>
-          <summary>Clang 19 (Partial)</summary>
-          This feature has been initially completed, but the feature macro
-          __cpp_deduction_guides has not been updated.
-        </details>
-      </td>
+      <td class="full" align="center">Clang 23</td>
----------------
zwuis wrote:

```suggestion
      <td class="unreleased" align="center">Clang 23</td>
```


https://github.com/llvm/llvm-project/pull/193056