LibGfx+LibWeb: Turn Gfx::Filter into a SkImageFilter wrapper

Author: https://github.com/ananas-dev
Commit: 0fcb574041
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/4692
Reviewed-by: https://github.com/kalenikaliaksandr ✅
Reviewed-by: https://github.com/konradekk

Libraries/LibWeb/Painting/DisplayList.cpp

@@ -142,7 +142,7 @@ void DisplayListPlayer::execute_impl(DisplayList& display_list, ScrollStateSnaps
         else HANDLE_COMMAND(PaintNestedDisplayList, paint_nested_display_list)
         else HANDLE_COMMAND(ApplyOpacity, apply_opacity)
         else HANDLE_COMMAND(ApplyCompositeAndBlendingOperator, apply_composite_and_blending_operator)
-        else HANDLE_COMMAND(ApplyFilters, apply_filters)
+        else HANDLE_COMMAND(ApplyFilter, apply_filters)
         else HANDLE_COMMAND(ApplyTransform, apply_transform)
         else HANDLE_COMMAND(ApplyMaskBitmap, apply_mask_bitmap)
         else VERIFY_NOT_REACHED();