Add project.build.outputTimestamp for Reproducible Builds

Author: cowtowncoder

pom.xml

@@ -54,6 +54,9 @@
     <packageVersion.package>com.fasterxml.jackson.databind.cfg</packageVersion.package>
 
     <version.powermock>2.0.9</version.powermock>
+
+    <!-- for Reproducible Builds -->
+    <project.build.outputTimestamp>2022-09-18T00:00:00Z</project.build.outputTimestamp>
   </properties>
 
   <dependencies>

src/main/java/com/fasterxml/jackson/databind/SerializationFeature.java

@@ -268,7 +268,7 @@ public enum SerializationFeature implements ConfigFeature
      * @since 2.5
      */
     WRITE_DURATIONS_AS_TIMESTAMPS(true),
-    
+
     /**
      * Feature that determines how type <code>char[]</code> is serialized:
      * when enabled, will be serialized as an explict JSON array (with
@@ -322,7 +322,7 @@ public enum SerializationFeature implements ConfigFeature
      * @since 2.10
      */
     WRITE_ENUM_KEYS_USING_INDEX(false),
-    
+
     /**
      * Feature that determines whether Map entries with null values are
      * to be serialized (true) or not (false).