Bump commons-io in /tests/comparisonTest/cassandra/cassandratest

Bumps commons-io from 2.4 to 2.7.
Signed-off-by: Ndependabot[bot] <support@github.com>

tests/comparisonTest/cassandra/cassandratest/pom.xml

@@ -100,7 +100,7 @@
     <dependency>
       <groupId>commons-io</groupId>
       <artifactId>commons-io</artifactId>
-      <version>2.4</version>
+      <version>2.7</version>
     </dependency>
 
     <dependency>