Bump picocli from 4.1.4 to 4.2.0

Bumps [picocli](https://github.com/remkop/picocli) from 4.1.4 to 4.2.0.
- [Release notes](https://github.com/remkop/picocli/releases)
- [Changelog](https://github.com/remkop/picocli/blob/master/RELEASE-NOTES.md)
- [Commits](remkop/picocli@v4.1.4...v4.2.0)

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

Author: dependabot-preview[bot]

modules/jooby-cli/pom.xml

@@ -29,7 +29,7 @@
     <dependency>
       <groupId>info.picocli</groupId>
       <artifactId>picocli</artifactId>
-      <version>4.1.4</version>
+      <version>4.2.0</version>
     </dependency>
 
     <dependency>