spelling: xwpfwordextractor

Signed-off-by: Josh Soref <[email protected]>

Author: jsoref

poi-ooxml/src/test/java/org/apache/poi/xwpf/extractor/TestXWPFWordExtractor.java

@@ -48,7 +48,7 @@ Licensed to the Apache Software Foundation (ASF) under one or more
 import javax.xml.namespace.QName;
 
 /**
- * Tests for HXFWordExtractor
+ * Tests for XWPFWordExtractor
  */
 class TestXWPFWordExtractor {