Bump commons-io from 2.8.0 to 2.9.0 in /core

Bumps commons-io from 2.8.0 to 2.9.0.

Signed-off-by: dependabot[bot] <support@github.com>

Closes #197

Change-Id: Ife156f6027fd6aa2b626a25d7dde4874e84a782b
diff --git a/core/pom.xml b/core/pom.xml
index e3e77e1..061e12f 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -479,7 +479,7 @@
 		<dependency>
 			<groupId>commons-io</groupId>
 			<artifactId>commons-io</artifactId>
-			<version>2.8.0</version>
+			<version>2.9.0</version>
 		</dependency>
 
 		<!-- Hibernate -->