[FE training-materials-updates] beagleboneblack-board: fix typo

[Thomas Petazzoni]

Repository : git://git.free-electrons.com/training-materials.git

On branch  : master
Link       : http://git.free-electrons.com/training-materials/commit/?id=b392dfe755cc82266961d51e60be4f1c0e654298

>---------------------------------------------------------------

commit b392dfe755cc82266961d51e60be4f1c0e654298
Author: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
Date:   Tue May 5 14:41:52 2015 +0200

    beagleboneblack-board: fix typo
    
    Reported-by: Gustavo Zacarias <gustavo.zacarias at free-electrons.com>
    Signed-off-by: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>


>---------------------------------------------------------------

b392dfe755cc82266961d51e60be4f1c0e654298
 slides/beagleboneblack-board/beagleboneblack-board.tex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/slides/beagleboneblack-board/beagleboneblack-board.tex b/slides/beagleboneblack-board/beagleboneblack-board.tex
index 1e022ae..1fef093 100644
--- a/slides/beagleboneblack-board/beagleboneblack-board.tex
+++ b/slides/beagleboneblack-board/beagleboneblack-board.tex
@@ -40,7 +40,7 @@
      \item When there is no software way, you can also switch off
 	   the board by pressing the \code{POWER} button for 8 seconds.
   \end{itemize}
-  \item Do not leave your power board on a metallic surface (like a
+  \item Do not leave your board powered on a metallic surface (like a
         laptop with a metal finish).
 \end{itemize}
 \end{frame}