Merge branch 'master' into 'hifis-unified-2'

Gemfile

Gemfile.lock

README.md

_layouts/partners.html

.../backbone/2021-07-01-aai-deprovisioning-info-from-idps.md

_roadmap/backbone/2021-09-01-FTS-generally-usable.md

...ap/backbone/2021-09-01-aai-communication-with-services.md

...map/backbone/2021-12-01-aai-deprovisioning-to-services.md

...-party-logos/2017_Helmholtz_Logo_RGB_untereinander_EN.png

...-party-logos/2017_Helmholtz_Logo_RGB_untereinander_EN.svg

...ship_Academy_2017_Helmholtz_Logo_RGB_untereinander_EN.svg

assets/img/third-party-logos/Helmholtz_Submarke_OS.png

assets/img/third-party-logos/logo_helmholtz_EN.svg

job_offers.md

mission/publications.md