fix(i18n): add missing French UI strings + update some others#1633

graphieros merged 2 commits intonpmx-dev:mainnpmx-dev/npmx.dev:mainfrom

ArmandPhilippot:i18n/fr-update-ui-stringsArmandPhilippot/npmx.dev:i18n/fr-update-ui-stringsCopy head branch name to clipboard