* Implement allowed children of root
* Allow children by key controller
* Update to be document controlller instead
* Fix AllowedChildrenOfRootDocumentController
* Create GetAllAsync method in ContentTypeServiceBaseOfTRepositoryTItemTService
* Revert "Create GetAllAsync method in ContentTypeServiceBaseOfTRepositoryTItemTService"
This reverts commit b01b5b924099e58bb53246e4b4ba5fa15358d0cd.
* Implement attemp pattern in IContentTypeService
* Create IContentCreatingService
* Use new contentCreatingService in controller
* Revert if statement
* Use total from attempt
* Throw exceptions instead of returning attempt
* Wrap in scope
* Rename to GetAllowedChildrenContentTypesAsync
* Fix summary
* Removed unneccessary await Task.FromResult
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Co-authored-by: Zeegaan <nge@umbraco.dk>
Co-authored-by: Bjarke Berg <mail@bergmania.dk>