Sign post to specific service info

We have a number of separate technical docs sites and repos with good information about our services. Simply signposting to them from this site will aid navigation and help socialise this info.

E.g. https://api.publish-teacher-training-courses.service.gov.uk/#about
https://cpd-service-manual.london.cloudapps.digital/#dfe-continuing-professional-development-cpd

there are others!