reportbuilder: import from java.lang package

Change-Id: I039f7cf28dddede48627c3c624c87741ee9de0ed
Reviewed-on: https://gerrit.libreoffice.org/11956Reviewed-by: Noel Grandin <noelgrandin@gmail.com>
Tested-by: Noel Grandin <noelgrandin@gmail.com>

reportbuilder/java/org/libreoffice/report/pentaho/PentahoReportJob.java

@@ -40,8 +40,6 @@ import org.libreoffice.report.pentaho.output.text.TextRawReportProcessor;
 
 import java.io.IOException;
 
-import java.lang.Integer;
-
 import java.util.ArrayList;
 import java.util.List;