[bootlin/training-materials] 0ba2e7: slides/sysdev-hw-devices: add Elixir link

[Michael Opdenacker]

  Branch: refs/heads/master
  Home:   https://github.com/bootlin/training-materials
  Commit: 0ba2e7b39578bf1ede64fce4f7278c5094ce27a7
      https://github.com/bootlin/training-materials/commit/0ba2e7b39578bf1ede64fce4f7278c5094ce27a7
  Author: Michael Opdenacker <michael.opdenacker at bootlin.com>
  Date:   2022-12-15 (Thu, 15 Dec 2022)

  Changed paths:
    M slides/sysdev-hw-devices/sysdev-hw-devices.tex

  Log Message:
  -----------
  slides/sysdev-hw-devices: add Elixir link

Signed-off-by: Michael Opdenacker <michael.opdenacker at bootlin.com>