CDN - Add Geofencing

[matheuspolitano]

Description

https://jira.schwarz/browse/STACKITCDN-875

Checklist

• Issue was linked above
• Code format was applied: make fmt
• Examples were added / adjusted (see examples/ directory)
• Docs are up-to-date: make generate-docs (will be checked by CI)
• Unit tests got implemented or updated
• Acceptance tests got implemented or updated (see e.g. here)
• Unit tests are passing: make test (will be checked by CI)
• No linter issues: make lint (will be checked by CI)

[rubenhoenle]

@matheuspolitano Could you please add a description to the PR which describes what you want to implement here?

[rubenhoenle]

And I would kindly ask you to squash your commits into some meaningful ones. Having these 26 commits makes not much sense to me.

[rubenhoenle]

On hold until #983 is merged.

[rubenhoenle]

@matheuspolitano Could you please resolve the conflicts? :)