Added missing reference to commons-compress JAR

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1836433 13f79535-47bb-0310-9956-ffa450edef68

.classpath

@@ -40,5 +40,6 @@
 	<classpathentry kind="lib" path="lib/byte-buddy-1.7.9.jar"/>
 	<classpathentry kind="lib" path="lib/byte-buddy-agent-1.7.9.jar"/>
 	<classpathentry kind="lib" path="lib/objenesis-2.6.jar"/>
+	<classpathentry kind="lib" path="lib/commons-compress-1.17.jar"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>