Merge pull request #3032 from TechnologyEnhancedLearning/Develop/Features/TD-4889-WhenasupervisorpromotesalearnertotheNominatedsupervisorrole,assignthemtothesamecategoryasthesupervisors

TD-4889 When a supervisor promotes a learner to the Nominated supervisor role, assign them to the same category as the supervisor

Author: rshrirohit

DigitalLearningSolutions.Data/DataServices/UserDataService/AdminUserDataService.cs

@@ -279,7 +279,10 @@ bool isCentreManager
                             IsContentCreator = @isContentCreator,
                             IsContentManager = @isContentManager,
                             ImportOnly = @importOnly,
-                            CategoryID = @categoryId,
+                            CategoryID = CASE 
+                        WHEN @categoryID = 0 THEN NULL 
+                        ELSE @categoryID 
+                        END,
                             IsCentreManager = @isCentreManager
                         WHERE ID = @adminId",
                 new