Add confirmation dialog for "Unlock all my locks" in LFS Locks

Author: mat13109

src/Resources/Locales/en_US.axaml

@@ -441,6 +441,7 @@
   <x:String x:Key="Text.GitLFS.Locks.Empty" xml:space="preserve">No Locked Files</x:String>
   <x:String x:Key="Text.GitLFS.Locks.Lock" xml:space="preserve">Lock</x:String>
   <x:String x:Key="Text.GitLFS.Locks.OnlyMine" xml:space="preserve">Show only my locks</x:String>
+  <x:String x:Key="Text.GitLFS.Locks.UnlockAll.Confirm" xml:space="preserve">Are you sure you want to unlock all your locked files?</x:String>
   <x:String x:Key="Text.GitLFS.Locks.UnlockAllMyLocks" xml:space="preserve">Unlock all of my locks</x:String>
   <x:String x:Key="Text.GitLFS.Locks.Title" xml:space="preserve">LFS Locks</x:String>
   <x:String x:Key="Text.GitLFS.Locks.Unlock" xml:space="preserve">Unlock</x:String>

src/Views/LFSLocks.axaml.cs

@@ -30,7 +30,21 @@ private async void OnForceUnlockButtonClicked(object sender, RoutedEventArgs e)
         private async void OnUnlockAllMyLocksButtonClicked(object sender, RoutedEventArgs e)
         {
             if (DataContext is ViewModels.LFSLocks vm)
-                await vm.UnlockAllMyLocksAsync(true);
+            {
+                Confirm dialog = new()
+                {
+                    Message =
+                    {
+                        Text = App.Text("GitLFS.Locks.UnlockAll.Confirm") 
+                    }
+                };
+
+                bool result = await dialog.ShowDialog<bool>(this);
+                if (result)
+                {
+                    await vm.UnlockAllMyLocksAsync(true);
+                }
+            }
 
             e.Handled = true;
         }