i18n(fr): update configuration-reference, modules/astro-assets & guides/images#11912

ArmandPhilippot merged 5 commits intowithastro:mainwithastro/docs:mainfrom

ArmandPhilippot:i18n/fr-update-reference/modules/astro-assetsArmandPhilippot/astro-docs:i18n/fr-update-reference/modules/astro-assetsCopy head branch name to clipboard