remove unused import

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1805829 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/java/org/apache/sling/models/jacksonexporter/impl/EnumerationSerializer.java b/src/main/java/org/apache/sling/models/jacksonexporter/impl/EnumerationSerializer.java
index 06b3398..a0fb4a3 100644
--- a/src/main/java/org/apache/sling/models/jacksonexporter/impl/EnumerationSerializer.java
+++ b/src/main/java/org/apache/sling/models/jacksonexporter/impl/EnumerationSerializer.java
@@ -25,7 +25,6 @@
 import org.apache.commons.collections.iterators.EnumerationIterator;
 
 import java.io.IOException;
-import java.util.Calendar;
 import java.util.Enumeration;
 import java.util.Iterator;