Bump maven-war-plugin from 3.3.2 to 3.4.0 (#325)

Bumps [maven-war-plugin](https://github.com/apache/maven-war-plugin) from 3.3.2 to 3.4.0.
- [Commits](apache/maven-war-plugin@maven-war-plugin-3.3.2...maven-war-plugin-3.4.0)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pom.xml

@@ -131,7 +131,7 @@
                 </plugin>
                 <plugin>
                     <artifactId>maven-war-plugin</artifactId>
-                    <version>3.3.2</version>
+                    <version>3.4.0</version>
                 </plugin>
                 <plugin>
                     <groupId>pl.project13.maven</groupId>