fix unauthorised access crash when saving jsons

Bloxstrap/JsonManager.cs

@@ -65,7 +65,7 @@ public virtual void Save()
             {
                 File.WriteAllText(FileLocation, JsonSerializer.Serialize(Prop, new JsonSerializerOptions { WriteIndented = true }));
             }
-            catch (IOException ex)
+            catch (Exception ex) when (ex is IOException or UnauthorizedAccessException)
             {
                 App.Logger.WriteLine(LOG_IDENT, "Failed to save");
                 App.Logger.WriteException(LOG_IDENT, ex);