Improve document schedule (#17535)

* Expose schedule date for on document get endpoint

* typo fix

* stupid stuff

* Enable content scheduling features in the publishing service

* Replace obsoleted non async calls

* Add content scheduling test

* Publush and schedule combination test

* More invariantCulture notation allignment and more tests

* Link up api with updated document scheduling

* More invariant culture notation allignment

* Fix breaking change

* Return expected status codes.

* Fix constructor

* Forward Default implementation to actual core implementation

Co-authored-by: Bjarke Berg <mail@bergmania.dk>

* Forward default implementation to core implementation

Co-authored-by: Bjarke Berg <mail@bergmania.dk>

* Make content with scheduling retrieval scope safe

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Co-authored-by: Bjarke Berg <mail@bergmania.dk>

src/Umbraco.Core/DependencyInjection/UmbracoBuilder.cs

@@ -39,6 +39,7 @@ using Umbraco.Cms.Core.Serialization;
 using Umbraco.Cms.Core.Services.FileSystem;
 using Umbraco.Cms.Core.Services.ImportExport;
 using Umbraco.Cms.Core.Services.Navigation;
+using Umbraco.Cms.Core.Services.Querying;
 using Umbraco.Cms.Core.Services.Querying.RecycleBin;
 using Umbraco.Cms.Core.Sync;
 using Umbraco.Cms.Core.Telemetry;
@@ -418,6 +419,7 @@ namespace Umbraco.Cms.Core.DependencyInjection
             // Add Query services
             Services.AddUnique<IDocumentRecycleBinQueryService, DocumentRecycleBinQueryService>();
             Services.AddUnique<IMediaRecycleBinQueryService, MediaRecycleBinQueryService>();
+            Services.AddUnique<IContentQueryService, ContentQueryService>();
 
             // Authorizers
             Services.AddSingleton<IAuthorizationHelper, AuthorizationHelper>();