chore(ui): update logos & fix digital skills display

...onents/structure-details/structure-details.component.html

...onents/structure-details/structure-details.component.scss

src/assets/logos/caf.svg

src/assets/logos/foreigners.svg

src/assets/logos/franceConnect.svg

src/assets/logos/health.svg

src/assets/logos/housing.svg

src/assets/logos/idDoc.svg

src/assets/logos/needs.svg

src/assets/logos/retirement.svg

src/assets/logos/scolarity.svg

src/assets/logos/taxes.svg

src/assets/logos/training.svg

src/assets/logos/transport.svg

src/assets/logos/work.svg