[QuickAccent]Add Irish and Scottish language accents (#22350)

* [Quick Accent] add Irish Gaelic language accents

* [Quick Accent] add Scottish Gaelic language accents

* Fix spellcheck

* Add comments for localization

src/settings-ui/Settings.UI/Strings/en-us/Resources.resw

@@ -2552,6 +2552,14 @@ Activate by holding the key for the character you want to add an accent to, then
   <data name="QuickAccent_SelectedLanguage_Czech.Content" xml:space="preserve">
     <value>Czech</value>
   </data>
+  <data name="QuickAccent_SelectedLanguage_Gaeilge.Content" xml:space="preserve">
+    <value>Gaeilge</value>
+    <comment>Irish Gaelic</comment>
+  </data>
+  <data name="QuickAccent_SelectedLanguage_Gaidhlig.Content" xml:space="preserve">
+    <value>Gàidhlig</value>
+    <comment>Scottish Gaelic</comment>
+  </data>
   <data name="QuickAccent_SelectedLanguage_German.Content" xml:space="preserve">
     <value>German</value>
   </data>

src/settings-ui/Settings.UI/ViewModels/PowerAccentViewModel.cs

@@ -28,6 +28,8 @@ namespace Microsoft.PowerToys.Settings.UI.ViewModels
             "CUR",
             "HR",
             "CZ",
+            "GA",
+            "GD",
             "NL",
             "FR",
             "DE",

src/settings-ui/Settings.UI/Views/PowerAccentPage.xaml

@@ -65,6 +65,8 @@
                             <ComboBoxItem x:Uid="QuickAccent_SelectedLanguage_Currency" />
                             <ComboBoxItem x:Uid="QuickAccent_SelectedLanguage_Croatian" />
                             <ComboBoxItem x:Uid="QuickAccent_SelectedLanguage_Czech" />
+                            <ComboBoxItem x:Uid="QuickAccent_SelectedLanguage_Gaeilge" />
+                            <ComboBoxItem x:Uid="QuickAccent_SelectedLanguage_Gaidhlig" />
                             <ComboBoxItem x:Uid="QuickAccent_SelectedLanguage_Dutch" />
                             <ComboBoxItem x:Uid="QuickAccent_SelectedLanguage_French" />
                             <ComboBoxItem x:Uid="QuickAccent_SelectedLanguage_German" />