Bumps [com.google.cloud.tools:jib-maven-plugin](https://github.com/GoogleContainerTools/jib) from 3.4.0 to 3.4.3.
- [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-patch
...

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