update user log dropdown display when clicked

PCUT/PCUT/Pages/Logs/LogInformationPage.xaml

@@ -45,7 +45,8 @@
                 TextMemberPath="UserName"
                 PlaceholderText="Users"
                 Margin="5,0,5,0"
-                HorizontalAlignment="Stretch" VerticalAlignment="Center"/>
+                HorizontalAlignment="Stretch" VerticalAlignment="Center"
+                GotFocus="Users_GotFocus"/>
             <ComboBox
                 Grid.Column="2"
                 x:Name="Types"

PCUT/PCUT/Pages/Logs/LogInformationPage.xaml.cs

@@ -55,5 +55,13 @@ namespace PCUT.Pages
         {
             ViewModels.Pagination.Page++;
         }
+
+        private void Users_GotFocus(object sender, RoutedEventArgs e)
+        {
+            if (!Users.IsSuggestionListOpen)
+            {
+                Users.IsSuggestionListOpen = true;
+            }
+        }
     }
 }