Upgrade maven-gpg-plugin 3.2.0 -> 3.2.1

[Picnic-Bot]

This PR contains the following updates:

Package	Type	Update	Change
maven-gpg-plugin	build	patch	3.2.0 -> 3.2.1

---

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[Picnic-Bot]

Suggested commit message:

Upgrade maven-gpg-plugin 3.2.0 -> 3.2.1 (#1096)

See:
- https://github.com/apache/maven-gpg-plugin/releases/tag/maven-gpg-plugin-3.2.1
- https://github.com/apache/maven-gpg-plugin/compare/maven-gpg-plugin-3.2.0...maven-gpg-plugin-3.2.1

[github-actions]

Looks good. No mutations were possible for these changes.
Mutation testing report by Pitest. Review any surviving mutants by inspecting the line comments under Files changed.

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarCloud

[github-actions]

Looks good. No mutations were possible for these changes.
Mutation testing report by Pitest. Review any surviving mutants by inspecting the line comments under Files changed.