[bootlin/training-materials] b27d9e: Embedded Linux: update snapshot of LTS kernels

[Michael Opdenacker]

  Branch: refs/heads/master
  Home:   https://github.com/bootlin/training-materials
  Commit: b27d9ea38f0285d89e0518ff102063d63c2365ff
      https://github.com/bootlin/training-materials/commit/b27d9ea38f0285d89e0518ff102063d63c2365ff
  Author: Michael Opdenacker <michael.opdenacker at bootlin.com>
  Date:   2021-11-24 (Wed, 24 Nov 2021)

  Changed paths:
    A slides/sysdev-linux-intro-versioning/long-term-support-kernels.png
    R slides/sysdev-linux-intro-versioning/longterm-release-kernels.png
    M slides/sysdev-linux-intro-versioning/sysdev-linux-intro-versioning.tex

  Log Message:
  -----------
  Embedded Linux: update snapshot of LTS kernels

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