ROX-33199: unlink inode tracking

[ovalenti]

Description

When a file is unlinked, the corresponding inode should be removed from the kernel inode map and also from the inode->path map in userland.

Checklist

• Investigated and inspected CI test results
• Updated documentation accordingly

Automated testing

• Added unit tests
• Added integration tests
• Added regression tests

If any of these don't apply, please comment below.

Testing Performed

TODO(replace-me)
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For more details, ref the Confluence page about this section.

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✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch ovalenti/unlink_inode_tracking

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