Cleanup branch directories.

Author: actions-user

.nojekyll

@@ -22,4 +22,5 @@
 <li><a href="main"><code>main</code></a></li>
 <li><a href="temp/57-attempt-with-async"><code>temp/57-attempt-with-async</code></a></li>
 <li><a href="test/57-order-and-refactor-code-according-to-software-architecture"><code>test/57-order-and-refactor-code-according-to-software-architecture</code></a></li>
+<li><a href="test/clang-format"><code>test/clang-format</code></a></li>
 </ul></body></html>