[bootlin/training-materials] 4c8d6d: Add LICENSE file

[Thomas Petazzoni]

  Branch: refs/heads/master
  Home:   https://github.com/bootlin/training-materials
  Commit: 4c8d6dce341f4e86c3ef232e2d1f02f2a69cbb5a
      https://github.com/bootlin/training-materials/commit/4c8d6dce341f4e86c3ef232e2d1f02f2a69cbb5a
  Author: Thomas Petazzoni <thomas.petazzoni at bootlin.com>
  Date:   2022-07-29 (Fri, 29 Jul 2022)

  Changed paths:
    A LICENSE

  Log Message:
  -----------
  Add LICENSE file

This will make it clear under what license the training materials are
distributed.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni at bootlin.com>