Bump org.apache.maven.plugins:maven-dependency-plugin in /portfolio-app

Bumps [org.apache.maven.plugins:maven-dependency-plugin](https://github.com/apache/maven-dependency-plugin) from 3.8.0 to 3.8.1.
- [Release notes](https://github.com/apache/maven-dependency-plugin/releases)
- [Commits](apache/maven-dependency-plugin@maven-dependency-plugin-3.8.0...maven-dependency-plugin-3.8.1)

---
updated-dependencies:
- dependency-name: org.apache.maven.plugins:maven-dependency-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

portfolio-app/pom.xml

@@ -349,7 +349,7 @@
 				<plugin>
 					<groupId>org.apache.maven.plugins</groupId>
 					<artifactId>maven-dependency-plugin</artifactId>
-					<version>3.8.0</version>
+					<version>3.8.1</version>
 				</plugin>
 				<plugin>
 					<groupId>org.eclipse.tycho</groupId>