This update for lkl fixes the following issues:

Changes in lkl:

- lkl: systemd: fix udev rule to properly filter for USB devs (bsc#1246536)
- lkl: fix default build target to include progs
- kabi: drop page_counter size assertion for non-SMP (bsc#1249252)
- lkl: link tests against common private library
- lkl: fix hijack and zpoline parallel builds
- lkl: tests: fix net setup_backend return status
- lkl: tests: drop sleep before lklfuse unmount
- Add ID_FS_UUID based locking to avoid duplicate mounts (bsc#1237471)
  * lkl: tests: add lklfuse_lock_conflict test
  * lkl: systemd: use lklfuse lock parameter
  * lklfuse: add lock parameter to avoid duplicate mounts