[bootlin/training-materials] 2d23f0: embedded-linux-qemu: temporarily revive old labs

[Michael Opdenacker]

  Branch: refs/heads/master
  Home:   https://github.com/bootlin/training-materials
  Commit: 2d23f04887359fe863423f843dae3eec12ce81ce
      https://github.com/bootlin/training-materials/commit/2d23f04887359fe863423f843dae3eec12ce81ce
  Author: Michael Opdenacker <michael.opdenacker at bootlin.com>
  Date:   2023-01-19 (Thu, 19 Jan 2023)

  Changed paths:
    R lab-data/embedded-linux-qemu/appdev
    A lab-data/embedded-linux-qemu/appdev/app.c
    A lab-data/embedded-linux-qemu/debugging/data/vista-emulator.c
    A labs/sysdev-application-debugging-qemu/sysdev-application-debugging-qemu.tex
    A labs/sysdev-application-development-qemu/sysdev-application-development-qemu.tex
    M labs/sysdev-buildroot-qemu/sysdev-buildroot-qemu.tex
    M mk/embedded-linux-qemu.mk

  Log Message:
  -----------
  embedded-linux-qemu: temporarily revive old labs

Namely, the "appdev" and "debugging" labs.
Until we can align the QEMU labs better with the STM32 and BBB versions
(when several issues are addressed, such as sound support in QEMU)

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