[BL training-materials-updates] Fix minor layout issue

[Michael Opdenacker]

Repository : git://git.free-electrons.com/training-materials.git
On branch  : master
Link       : http://git.free-electrons.com/training-materials/commit/?id=3f273e1e74a18bcc3d3e50129d2d197f2f328ff5

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commit 3f273e1e74a18bcc3d3e50129d2d197f2f328ff5
Author: Michael Opdenacker <michael.opdenacker at free-electrons.com>
Date:   Thu Apr 12 06:46:28 2018 +0200

    Fix minor layout issue
    
    Signed-off-by: Michael Opdenacker <michael.opdenacker at free-electrons.com>


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3f273e1e74a18bcc3d3e50129d2d197f2f328ff5
 slides/c-libraries/c-libraries.tex | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/slides/c-libraries/c-libraries.tex b/slides/c-libraries/c-libraries.tex
index 649512d..acda1e8 100644
--- a/slides/c-libraries/c-libraries.tex
+++ b/slides/c-libraries/c-libraries.tex
@@ -15,9 +15,13 @@
           configured out (merged from the old {\em eglibc} project).
     \item \url{http://www.gnu.org/software/libc/}
     \end{itemize}
+    \vfill
     \column{0.3\textwidth}
+    \minipage[c][0.8\textheight][s]{\columnwidth}
     \includegraphics[width=\textwidth]{slides/c-libraries/heckert_gnu_white.pdf}
-    \tiny Image credits: \url{https://bit.ly/2EzHl6m}
+    \vfill
+    \tiny Image: \url{https://bit.ly/2EzHl6m}
+    \endminipage
   \end{columns}
 \end{frame}