Bump commons-io from 1.4 to 2.7 in /tiles-test-pom/tiles-test

Bumps commons-io from 1.4 to 2.7.

---
updated-dependencies:
- dependency-name: commons-io:commons-io
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/tiles-test-pom/tiles-test/pom.xml b/tiles-test-pom/tiles-test/pom.xml
index 437d5f7..02ded11 100644
--- a/tiles-test-pom/tiles-test/pom.xml
+++ b/tiles-test-pom/tiles-test/pom.xml
@@ -111,7 +111,7 @@
       <dependency>
         <groupId>commons-io</groupId>
         <artifactId>commons-io</artifactId>
-        <version>1.4</version>
+        <version>2.7</version>
       </dependency>
       <dependency>
         <groupId>org.springframework</groupId>