[bootlin/training-materials] 56ed93: slides: improve references/conferences slides

[Thomas Petazzoni]

  Branch: refs/heads/master
  Home:   https://github.com/bootlin/training-materials
  Commit: 56ed93b6294be9ed4d7650bca3337c1796561774
      https://github.com/bootlin/training-materials/commit/56ed93b6294be9ed4d7650bca3337c1796561774
  Author: Thomas Petazzoni <thomas.petazzoni at bootlin.com>
  Date:   2022-11-25 (Fri, 25 Nov 2022)

  Changed paths:
    M common/elc.tex
    M common/lpc.tex
    M slides/sysdev-references/sysdev-references.tex

  Log Message:
  -----------
  slides: improve references/conferences slides

In particular, drop Live Embedded Event.

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