Update Doxygen to

Author: GitHub Actions bot for SimpleITK.github.io

doxygen/latest/html/build_text.js

@@ -1,4 +1,4 @@
 $(function(){
-    document.getElementById("datetime").textContent = "Tue, 27 Aug 2024 06:46:22 +0000"
+    document.getElementById("datetime").textContent = "Sat, 31 Aug 2024 06:44:43 +0000"
     document.getElementById("projectnumber").textContent = "2.4.0.dev"
 });