failed to run rule repository_integrity_mismatch: [Errno 20] Not a directory: '/tmp/.../LICENSE

[Lucas-C]

$ guarddog pypi scan Pillow
Found 0 potentially malicious indicators scanning Pillow
Some rules failed to run while scanning Pillow:
* repository_integrity_mismatch: failed to run rule repository_integrity_mismatch: [Errno 20] Not a directory: '/tmp/tmpgqsi2dyv/sources/Pillow/LICENSE'

$ guarddog pypi scan fonttools
Found 0 potentially malicious indicators scanning fonttools
Some rules failed to run while scanning fonttools:
* repository_integrity_mismatch: failed to run rule repository_integrity_mismatch: [Errno 20] Not a directory: '/tmp/tmprtxq3wlj/sources/fonttools/LICENSE'

Execution log : https://github.com/py-pdf/fpdf2/actions/runs/13434990314/job/37535166037?pr=1370

A related issue is #388