Update the project.build.outputTimestamp property

Author: asf-rm

pom.xml

@@ -325,7 +325,7 @@
          2. This value is employed in various places while creating the distribution
          To mitigate these, we define a *dummy* value here and let the CI replace it during a release.
          Hence, *DO NOT MANUALLY EDIT THIS VALUE*! -->
-    <project.build.outputTimestamp>2025-06-03T09:38:48Z</project.build.outputTimestamp>
+    <project.build.outputTimestamp>2025-06-07T09:10:35Z</project.build.outputTimestamp>
 
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