Remove RepositoryClassification from RequestModel

The `RepositoryClassification` property has been removed from the `RepositoryRequestModel` class. This change affects its declaration, usage in various methods, and validity checks. The focus is now on `RepositoryName`, `RepositoryVisibility`, and `RepositoryDescription`.

Author: Calin Lupas

src/DevExcelerateApi/Models/RepositoryRequestModel.cs

@@ -18,9 +18,6 @@ public class RepositoryRequestModel : DevExIssueRequestModel
         [YamlMember(Alias = "visibility", Order = 12)]
         public string? RepositoryVisibility { get; set; }
 
-        [YamlMember(Alias = "classification", Order = 13)]
-        public string? RepositoryClassification { get; set; }
-
         [YamlMember(Alias = "repository_description", Order = 14)]
         public string? RepositoryDescription { get; set; }
 
@@ -93,7 +90,6 @@ public class RepositoryRequestModel : DevExIssueRequestModel
                 RepositoryName = repositoryName?.ToString()?.SanitizeResourceName(),
                 NewRepositoryName = newRepositoryName?.ToString()?.SanitizeResourceName(),
                 RepositoryVisibility = repositoryVisibility?.ToString(),
-                RepositoryClassification = repositoryClassification?.ToString(),
                 RepositoryDescription = repositoryDescription?.ToString(),
                 RepositoryMaintainers = repositoryMaintainers?.ToString(),
                 MaintainerList = repositoryMaintainers?.ToString().ConvertCsvToList(),
@@ -116,7 +112,6 @@ public bool IsValidCreate()
             return RequestType == RequestType.CREATE_REPOSITORY &&
                    !string.IsNullOrEmpty(RepositoryName) &&
                    !string.IsNullOrEmpty(RepositoryVisibility) &&
-                   !string.IsNullOrEmpty(RepositoryClassification) &&
                    !string.IsNullOrEmpty(RepositoryDescription) &&
                    ContributorList?.Count > 0 &&
                    RulesetList?.Count > 0;
@@ -131,7 +126,6 @@ public bool IsValidUpdate()
                        !string.IsNullOrEmpty(NewRepositoryName) ||
                        !string.IsNullOrEmpty(RepositoryDescription) ||
                        !string.IsNullOrEmpty(RepositoryVisibility) ||
-                       !string.IsNullOrEmpty(RepositoryClassification) ||
                        !string.IsNullOrEmpty(RepositoryMaintainers) ||
                        !string.IsNullOrEmpty(RepositoryReaders) ||
                        !string.IsNullOrEmpty(RepositoryContributors) ||
@@ -155,8 +149,7 @@ public void Update(RepositoryRequestModel model)
         {
             if (string.IsNullOrEmpty(RepositoryDescription)) RepositoryDescription = model.RepositoryDescription;
             if (string.IsNullOrEmpty(RepositoryVisibility)) RepositoryVisibility = model.RepositoryVisibility;
-            if (string.IsNullOrEmpty(RepositoryClassification)) RepositoryClassification = model.RepositoryClassification;
-
+            
             if (MaintainerList == null || MaintainerList.Count == 0)
             {
                 MaintainerList = model.MaintainerList ?? [];