Create template for documenting our services

Create a template for the information that needs to be included in the docs regarding a service.

changed milestone to %DevOps Sprint 117

added Documentation placeholder labels

mentioned in merge request !53 (merged)

added workflowNeeds Deployment label

added workflowReview Required label and removed workflowNeeds Deployment label

added 1h of time spent at 2021-03-30

mentioned in commit 9c14b91f

closed with merge request !53 (merged)