Fix ImportCompleted spelling

src/Avalonia.Base/Rendering/Composition/CompositionExternalMemory.cs

@@ -91,7 +91,8 @@ public interface ICompositionGpuImportedObject : IAsyncDisposable
     /// the user code is allowed to free the resource owner in case when a non-owning
     /// sharing handle was used
     /// </summary>
-    Task ImportCompeted { get; }
+    Task ImportCompleted { get; }
+
     /// <summary>
     /// Indicates if the device context this instance is associated with is no longer available
     /// </summary>

src/Avalonia.Base/Rendering/Composition/CompositionInterop.cs

@@ -67,18 +67,18 @@ abstract class CompositionGpuImportedObjectBase : ICompositionGpuImportedObject
         Context = context;
         Feature = feature;
         
-        ImportCompeted = Compositor.InvokeServerJobAsync(Import);
+        ImportCompleted = Compositor.InvokeServerJobAsync(Import);
     }
     
     protected abstract void Import();
     public abstract void Dispose();
 
-    public Task ImportCompeted { get; }
+    public Task ImportCompleted { get; }
     public bool IsLost => Context.IsLost;
 
     public ValueTask DisposeAsync() => new(Compositor.InvokeServerJobAsync(() =>
     {
-        if (ImportCompeted.Status == TaskStatus.RanToCompletion)
+        if (ImportCompleted.Status == TaskStatus.RanToCompletion)
             Dispose();
     }));
 }

src/Avalonia.Base/Rendering/Composition/Server/ServerCompositionDrawingSurface.cs

@@ -31,12 +31,12 @@ internal class ServerCompositionDrawingSurface : ServerCompositionSurface, IDisp
             throw new PlatformGraphicsContextLostException();
 
         // This should never happen, but check for it anyway to avoid a deadlock
-        if (!image.ImportCompeted.IsCompleted)
+        if (!image.ImportCompleted.IsCompleted)
             throw new InvalidOperationException("The import operation is not completed yet");
 
         // Rethrow the import here exception
-        if (image.ImportCompeted.IsFaulted)
-            image.ImportCompeted.GetAwaiter().GetResult();
+        if (image.ImportCompleted.IsFaulted)
+            image.ImportCompleted.GetAwaiter().GetResult();
     }
 
     void Update(IBitmapImpl newImage, IPlatformRenderInterfaceContext context)