Add logos and links for CC licenses

[sebdeleze]

For CC licenses, the license field should be presented in the interface with:

• the logo of the licence
• a link to the license description

List of logos and links:

License	Logo	URL
CC0	https://mirrors.creativecommons.org/presskit/buttons/88x31/svg/cc-zero.svg	https://creativecommons.org/publicdomain/zero/1.0/
CC BY	https://mirrors.creativecommons.org/presskit/buttons/88x31/svg/by.svg	https://creativecommons.org/licenses/by/4.0/
CC BY-NC	https://mirrors.creativecommons.org/presskit/buttons/88x31/svg/by-nc.svg	https://creativecommons.org/licenses/by-nc/4.0/
CC BY-NC-ND	https://mirrors.creativecommons.org/presskit/buttons/88x31/svg/by-nc-nd.svg	https://creativecommons.org/licenses/by-nc-nd/4.0/
CC BY-NC-SA	https://mirrors.creativecommons.org/presskit/buttons/88x31/svg/by-nc-sa.svg	https://creativecommons.org/licenses/by-nc-sa/4.0/
CC BY-ND	https://mirrors.creativecommons.org/presskit/buttons/88x31/svg/by-nd.svg	https://creativecommons.org/licenses/by-nd/4.0/
CC BY-SA	https://mirrors.creativecommons.org/presskit/buttons/88x31/svg/by-sa.svg	https://creativecommons.org/licenses/by-sa/4.0/

For more formats: https://creativecommons.org/about/downloads/

[github-actions]

This issue is stale because it has been open 6 months with no activity.