Update to parent pom 48
diff --git a/pom.xml b/pom.xml
index ff2e23e..536abd0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.apache.sling</groupId>
         <artifactId>sling-bundle-parent</artifactId>
-        <version>41</version>
+        <version>48</version>
         <relativePath />
     </parent>
 
@@ -45,6 +45,7 @@
 
     <properties>
         <site.jira.version.id>12314473</site.jira.version.id>
+        <project.build.outputTimestamp>1</project.build.outputTimestamp>
     </properties>
 
     <build>