fix(Backend): fix lazy init error on InfractionModel.natinf

[lwih]

Petit amélioration perf/stabilité sur le lazy loading des natinfs dans les infractions

[github-actions]

Coverage Report for frontend

Status	Category	Percentage	Covered / Total
🟢	Lines	78.9% (🎯 50%)	1923 / 2437
🟢	Statements	78.7% (🎯 50%)	2003 / 2545
🟢	Functions	75.22% (🎯 50%)	504 / 670
🟢	Branches	73.07% (🎯 50%)	855 / 1170

File Coverage

No changed files found.

Generated in workflow #1210 for commit 961277e by the Vitest Coverage Report Action