vendor/file: upgrade from 5.41 to 5.43

For details, see ChangeLog.

vendor/file: upgrade from 5.38 to 5.39

Summary:

- add guid support
- avoid misbehaviour with hand-crafted magic file
- add missing DER types and document DER better in man page
- fix memory leaks

vendor/file: upgrade from 5.38 to 5.39

Summary:

- add guid support
- avoid misbehaviour with hand-crafted magic file
- add missing DER types and document DER better in man page
- fix memory leaks

For details, see ChangeLog.

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Import file-5.22.

Import file-5.10.

Changes are documented in ChangeLog.