[bug-64477] prevent duplicate call to delete temporary file (SXSSF finalizer)

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1878227 13f79535-47bb-0310-9956-ffa450edef68

src/ooxml/java/org/apache/poi/xssf/streaming/SheetDataWriter.java

@@ -180,7 +180,7 @@ public class SheetDataWriter implements Closeable {
 
     @Override
     protected void finalize() throws Throwable {
-        if (!_fd.delete()) {
+        if (_fd.exists() && !_fd.delete()) {
             logger.log(POILogger.ERROR, "Can't delete temporary encryption file: "+_fd);
         }