Round NTFS Granularity up rather than down

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@278117 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/util/FileUtils.java

@@ -91,7 +91,7 @@ public class FileUtils {
      * NTFS has a granularity of 100 nanoseconds, which is less
      * than 1 millisecond, so we set this to 0.
      */
-    public static final long NTFS_FILE_TIMESTAMP_GRANULARITY = 0;
+    public static final long NTFS_FILE_TIMESTAMP_GRANULARITY = 1;
 
     // stolen from FilePathToURI of the Xerces-J team
     static {