Update dependency commons-io:commons-io to v2.8.0

Author: renovate-bot

jmemcached-common/pom.xml

@@ -134,13 +134,13 @@
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.6</version>
+            <version>2.8.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.6</version>
+            <version>2.8.0</version>
         </dependency>
     </dependencies>
 </project>