Bump com.google.cloud.tools:jib-maven-plugin from 3.3.1 to 3.4.0

Bumps [com.google.cloud.tools:jib-maven-plugin](https://github.com/GoogleContainerTools/jib) from 3.3.1 to 3.4.0.
- [Release notes](https://github.com/GoogleContainerTools/jib/releases)
- [Commits](https://github.com/GoogleContainerTools/jib/commits)

---
updated-dependencies:
- dependency-name: com.google.cloud.tools:jib-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

pom.xml

@@ -1046,7 +1046,7 @@
        <plugin>
          <groupId>com.google.cloud.tools</groupId>
          <artifactId>jib-maven-plugin</artifactId>
-         <version>3.3.1</version>
+         <version>3.4.0</version>
        </plugin>
      </plugins>
   </pluginManagement>