image/tree: Fix dangling filter condition

The logic for applying the dangling filter when `--all` is not used was
inverted. The filter was being applied when the dangling filter was
present, but it should be applied when the dangling filter is NOT
present.

Signed-off-by: Paweł Gronowski <pawel.gronowski@docker.com>

cli/command/image/list.go

@@ -116,7 +116,7 @@ func runImages(ctx context.Context, dockerCLI command.Cli, options imagesOptions
 	}
 	images := res.Items
 	if !options.all {
-		if _, ok := filters["dangling"]; ok {
+		if _, ok := filters["dangling"]; !ok {
 			images = slices.DeleteFunc(images, isDangling)
 		}
 	}