Bump jna from 5.8.0 to 5.12.1 (#1898)

Bumps [jna](https://github.com/java-native-access/jna) from 5.8.0 to 5.12.1.
- [Release notes](https://github.com/java-native-access/jna/releases)
- [Changelog](https://github.com/java-native-access/jna/blob/master/CHANGES.md)
- [Commits](https://github.com/java-native-access/jna/compare/5.8.0...5.12.1)

---
updated-dependencies:
- dependency-name: net.java.dev.jna:jna
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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