Bump org.apache.maven.plugins:maven-enforcer-plugin from 3.3.0 to 3.4.0

Bumps [org.apache.maven.plugins:maven-enforcer-plugin](https://github.com/apache/maven-enforcer) from 3.3.0 to 3.4.0.
- [Release notes](https://github.com/apache/maven-enforcer/releases)
- [Commits](apache/maven-enforcer@enforcer-3.3.0...enforcer-3.4.0)

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

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

pom.xml

@@ -98,7 +98,7 @@
     <maven-gpg-plugin.version>3.1.0</maven-gpg-plugin.version>
     <maven-release-plugin.version>3.0.1</maven-release-plugin.version>
     <assertj-assertions-generator-maven-plugin.version>2.2.0</assertj-assertions-generator-maven-plugin.version>
-    <maven-enforcer-plugin.version>3.3.0</maven-enforcer-plugin.version>
+    <maven-enforcer-plugin.version>3.4.0</maven-enforcer-plugin.version>
     <maven-dependency-plugin.version>3.1.2</maven-dependency-plugin.version>
     <depgraph-maven-plugin.version>4.0.2</depgraph-maven-plugin.version>