Update output timestamp to template

Signed-off-by: Andrea Frittoli <andrea.frittoli@gmail.com>

Author: afrittoli

pom.xml

@@ -36,7 +36,7 @@
 		<repository.url>git@github.com:${project.github.repository}.git</repository.url>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-		<project.build.outputTimestamp>2024-02-29T14:23:24Z</project.build.outputTimestamp>
+		<project.build.outputTimestamp>${git.commit.author.time}</project.build.outputTimestamp>
 		<version.clean.plugin>3.2.0</version.clean.plugin>
 		<version.compiler.plugin>3.11.0</version.compiler.plugin>
 		<version.deploy.plugin>3.1.1</version.deploy.plugin>