[bootlin/training-materials updates] master: Embedded Linux Buildroot lab: restore alsamixer (adf14ffc)

[Michael Opdenacker]

Repository : https://github.com/bootlin/training-materials
On branch  : master
Link       : https://github.com/bootlin/training-materials/commit/adf14ffc6f869ba62c00f2db651a37f1d30b4d74

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commit adf14ffc6f869ba62c00f2db651a37f1d30b4d74
Author: Michael Opdenacker <michael.opdenacker at bootlin.com>
Date:   Wed Mar 17 11:32:44 2021 +0100

    Embedded Linux Buildroot lab: restore alsamixer
    
    - And explain why we need it
    
    Signed-off-by: Michael Opdenacker <michael.opdenacker at bootlin.com>


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adf14ffc6f869ba62c00f2db651a37f1d30b4d74
 labs/sysdev-buildroot/sysdev-buildroot.tex | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/labs/sysdev-buildroot/sysdev-buildroot.tex b/labs/sysdev-buildroot/sysdev-buildroot.tex
index 1111dbdc..8597526d 100644
--- a/labs/sysdev-buildroot/sysdev-buildroot.tex
+++ b/labs/sysdev-buildroot/sysdev-buildroot.tex
@@ -117,7 +117,8 @@ button whenever you need more details about a given option:
     \item \code{ALSA utils selection}
     \begin{itemize}
          \item Keep \code{alsactl}
-	 \item Remove \code{alsamixer}
+	 \item Keep \code{alsamixer} (good to see, and needed to pull
+	       the \code{ncurses} dependency used in the next lab).
          \item Select \code{speaker-test}
          \ifdefstring{\labboard}{qemu}{
             \item Select \code{aplay/arecord} (to play a WAV file as long as the