Bump org.ajoberstar.grgit from 5.2.0 to 5.2.1 (#74)

Bumps org.ajoberstar.grgit from 5.2.0 to 5.2.1.

• Release notes
• Commits

updated-dependencies:

• dependency-name: org.ajoberstar.grgit dependency-type: direct:production update-type: version-update:semver-patch ...

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