update poi version

git-svn-id: https://svn.code.sf.net/p/jackcess/code/jackcess/trunk@1378 f203690c-595d-4dc9-a70b-905162fa7fd2

pom.xml

@@ -265,7 +265,7 @@
     <dependency>
       <groupId>org.apache.poi</groupId>
       <artifactId>poi</artifactId>
-      <version>4.0.0</version>
+      <version>4.1.1</version>
       <optional>true</optional>
     </dependency>