fix state when create disk fails

Signed-off-by: Nikita Vasilchenko <[email protected]>

Author: vasileknik76

cmd/limactl/disk.go

@@ -101,7 +101,11 @@ func diskCreateAction(cmd *cobra.Command, args []string) error {
 	}
 
 	if err := qemu.CreateDataDisk(diskDir, format, int(diskSize)); err != nil {
-		return fmt.Errorf("Failed to create %s disk in %q", format, diskDir)
+		rerr := os.RemoveAll(diskDir)
+		if rerr != nil {
+			err = errors.Join(err, fmt.Errorf("failed to remove a directory %q: %w", diskDir, rerr))
+		}
+		return fmt.Errorf("Failed to create %s disk in %q: %w", format, diskDir, err)
 	}
 
 	return nil