Bump picocli from 4.6.3 to 4.7.0 (#398)

Bumps [picocli](https://github.com/remkop/picocli) from 4.6.3 to 4.7.0.
- [Release notes](https://github.com/remkop/picocli/releases)
- [Changelog](https://github.com/remkop/picocli/blob/main/RELEASE-NOTES.md)
- [Commits](remkop/picocli@v4.6.3...v4.7.0)

---
updated-dependencies:
- dependency-name: info.picocli:picocli
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]

pom.xml

@@ -63,7 +63,7 @@
             <dependency>
                 <groupId>info.picocli</groupId>
                 <artifactId>picocli</artifactId>
-                <version>4.6.3</version>
+                <version>4.7.0</version>
             </dependency>
             <dependency>
                 <groupId>org.junit.jupiter</groupId>