TD-5568 changing to Last Accessed Date to Last accessed date

Author: sherif-olaboye

DigitalLearningSolutions.Data/Helpers/GenericSortingHelper.cs

@@ -251,7 +251,7 @@ public static readonly (string DisplayText, string PropertyName) Name =
             ("Name", nameof(DelegateUserCard.SearchableName));
 
         public static readonly (string DisplayText, string PropertyName) LastAccessed =
-           ("Last Accessed Date", nameof(DelegateUserCard.LastAccessed));
+           ("Last accessed date", nameof(DelegateUserCard.LastAccessed));
 
         public static readonly (string DisplayText, string PropertyName) RegistrationDate =
             ("Registration Date", nameof(DelegateUserCard.DateRegistered));