rename workshop service calculator route and add placeholders for future methods

CompanyManagment.App.Contracts/InstitutionContract/IInstitutionContractApplication.cs

@@ -221,6 +221,9 @@ public interface IInstitutionContractApplication
     Task<InstitutionContractWorkshopDetailViewModel> GetWorkshopInitialDetails(long workshopDetailsId);
     Task<InstitutionContractExtensionInquiryResult> GetExtenstionInquiry(long previousContractId);
     Task<InstitutionContractExtensionWorkshopsResponse> GetExtenstionWorkshops(InstitutionContractExtensionWorkshopsRequest request);
+    
+    //Task<>
+    
     //TODO:Calculate one workshop
     //TODO:Calculate total InstitutionContract Amount
     //TODO:calculate Payment method