Verificateur: reorganize Espece fields, translations

src/app/calculators/espece/config.json

src/app/calculators/espece/en.json

src/app/calculators/espece/fr.json

src/app/calculators/verificateur/config.json

src/app/formulaire/definition/form-verificateur.ts

src/locale/messages.en.json

src/locale/messages.fr.json