Fixed error where only filtered items were being saved.

InABox.Avalonia/DataModels/CoreRepository.cs

@@ -744,7 +744,7 @@ namespace InABox.Avalonia
 
         public virtual void Save(string auditMessage)
         {
-            var _changes = Items.Where(x => x.IsChanged()).ToArray();
+            var _changes = AllItems.Where(x => x.IsChanged()).ToArray();
             if (_changes.Any())
             {
                 new Client<TEntity>().Save(_changes.Select(x=>x.Entity), auditMessage);