feat(scanner): Implement SCIM User Scanner

[MR2011]

Task Description

Implement a scanner that fetches user information from a SCIM (System for Cross-domain Identity Management) compliant service. This will enable us to synchronize user data from external identity providers into our application.

Acceptance Criteria:

• [ ] Scanner Layer fetches User data
• [ ] Processor Layer sends data to Heureka GraphQL API
• [ ] GraphQL Client with GraphQL Queries implemented (GenQlient)
• [ ] Deployment as Kubernetes CronJob
• [ ] Configuration file
• [ ] Use extensive logging with logrus

Expected Test: If possible, add end to end test

[lolaapenna]

@MR2011 Is this regarding authN/authZ or Heureka users i.e. service owners/support groups?