[Feature] Update French workstream name for SECURITY

[mnigh]

🤖 Resolves #12375.

👋 Introduction

This PR updates the French workstream name for SECURITY in the database via a Laravel migration and updates the original pool stream lang file where it came from.

🧪 Testing

1. make refresh-api
2. pnpm build:fresh
3. Navigate to http://localhost:8000/fr/search
4. Verify option Sécurité exists in Volet select input
5. Create a process
6. Verify option Sécurité exists in Flux de travail select input

📸 Screenshots

🚚 Deployment

This PR adds a migration that doesn't require any manual deployment action other than making sure the migration is run.

[brindasasi]

LGTM!