Bump commons-io from 2.4 to 2.7 in /pepper-lib

Bumps commons-io from 2.4 to 2.7.

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pepper-lib/pom.xml

@@ -42,7 +42,7 @@
 		<dependency>
 			<groupId>commons-io</groupId>
 			<artifactId>commons-io</artifactId>
-			<version>2.4</version>
+			<version>2.7</version>
 		</dependency>
 		<dependency>
 			<groupId>org.codehaus.janino</groupId>