Bump maven-gpg-plugin from 1.6 to 3.1.0

Bumps maven-gpg-plugin from 1.6 to 3.1.0.

Commits

• 699e2ad [maven-release-plugin] prepare release maven-gpg-plugin-3.1.0
• f314f8e [MGPG-97] use gpgverify plugin to check dependencies signatures
• bad6b57 [MGPG-96] add INFO message
• 0498a82 [MGPG-95] don't GPG-sign .sigstore signatures
• 09b5be9 Auto-link MGPG Jira
• 1e0472f extract FilesCollector
• af9ccfd [MGPG-94] Ignore reformatting
• 5e51734 [MGPG-94] Integration tests - convert and reformat bsh to groovy
• 955ea0e [MGPG-94] Reformat code
• e160f43 [MGPG-94] Bump maven-plugins from 36 to 39
• Additional commits viewable in compare view

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