Bump bnd-maven-plugin from 6.2.0 to 6.3.1 (#2129)

Bumps [bnd-maven-plugin](https://github.com/bndtools/bnd) from 6.2.0 to 6.3.1.
- [Release notes](https://github.com/bndtools/bnd/releases)
- [Changelog](https://github.com/bndtools/bnd/blob/master/docs/ADDING_RELEASE_DOCS.md)
- [Commits](https://github.com/bndtools/bnd/compare/6.2.0...6.3.1)

---
updated-dependencies:
- dependency-name: biz.aQute.bnd:bnd-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

gson/pom.xml

@@ -95,7 +95,7 @@
       <plugin>
         <groupId>biz.aQute.bnd</groupId>
         <artifactId>bnd-maven-plugin</artifactId>
-        <version>6.2.0</version>
+        <version>6.3.1</version>
         <executions>
           <execution>
             <goals>