Revert "Stop updating AutoSuggestBox on selection" (#17989)

Reverts #17961
Closes #17987 
Reopens #17916

Author: DHowett

src/cascadia/TerminalSettingsEditor/Appearances.cpp

@@ -1030,9 +1030,9 @@ namespace winrt::Microsoft::Terminal::Settings::Editor::implementation
         }
     }
 
-    void Appearances::FontFaceBox_QuerySubmitted(const AutoSuggestBox& sender, const AutoSuggestBoxQuerySubmittedEventArgs& args)
+    void Appearances::FontFaceBox_SuggestionChosen(const AutoSuggestBox& sender, const AutoSuggestBoxSuggestionChosenEventArgs& args)
     {
-        const auto font = unbox_value<Editor::Font>(args.ChosenSuggestion());
+        const auto font = unbox_value<Editor::Font>(args.SelectedItem());
         const auto fontName = font.Name();
         auto fontSpec = sender.Text();
 

src/cascadia/TerminalSettingsEditor/Appearances.h

@@ -179,7 +179,7 @@ namespace winrt::Microsoft::Terminal::Settings::Editor::implementation
 
         void FontFaceBox_GotFocus(const Windows::Foundation::IInspectable& sender, const Windows::UI::Xaml::RoutedEventArgs& e);
         void FontFaceBox_LostFocus(const Windows::Foundation::IInspectable& sender, const Windows::UI::Xaml::RoutedEventArgs& e);
-        void FontFaceBox_QuerySubmitted(const winrt::Windows::UI::Xaml::Controls::AutoSuggestBox&, const winrt::Windows::UI::Xaml::Controls::AutoSuggestBoxQuerySubmittedEventArgs&);
+        void FontFaceBox_SuggestionChosen(const winrt::Windows::UI::Xaml::Controls::AutoSuggestBox&, const winrt::Windows::UI::Xaml::Controls::AutoSuggestBoxSuggestionChosenEventArgs&);
         void FontFaceBox_TextChanged(const winrt::Windows::UI::Xaml::Controls::AutoSuggestBox&, const winrt::Windows::UI::Xaml::Controls::AutoSuggestBoxTextChangedEventArgs&);
         void DeleteFontKeyValuePair_Click(const Windows::Foundation::IInspectable& sender, const Windows::UI::Xaml::RoutedEventArgs& e);
         safe_void_coroutine BackgroundImage_Click(const Windows::Foundation::IInspectable& sender, const Windows::UI::Xaml::RoutedEventArgs& e);

src/cascadia/TerminalSettingsEditor/Appearances.xaml

@@ -214,11 +214,10 @@
                                     ItemTemplate="{StaticResource FontFaceComboBoxItemTemplate}"
                                     ItemsSource="{x:Bind FilteredFontList, Mode=OneWay}"
                                     LostFocus="FontFaceBox_LostFocus"
-                                    QuerySubmitted="FontFaceBox_QuerySubmitted"
+                                    SuggestionChosen="FontFaceBox_SuggestionChosen"
                                     Text="{x:Bind Appearance.FontFace, Mode=OneWay}"
                                     TextBoxStyle="{StaticResource TextBoxSettingStyle}"
-                                    TextChanged="FontFaceBox_TextChanged"
-                                    UpdateTextOnSelect="False" />
+                                    TextChanged="FontFaceBox_TextChanged" />
                     <CheckBox x:Name="ShowAllFontsCheckbox"
                               x:Uid="Profile_FontFaceShowAllFonts"
                               IsChecked="{x:Bind ShowAllFonts, Mode=TwoWay}" />