[BL training-materials-updates] buildroot slides: Fix some typos

[Michael Opdenacker]

Repository : git://git.free-electrons.com/training-materials.git
On branch  : master
Link       : http://git.free-electrons.com/training-materials/commit/?id=f5ec9dbbd6223072dfee318071549724b03e7add

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commit f5ec9dbbd6223072dfee318071549724b03e7add
Author: Nasser Afshin <afshin.nasser at gmail.com>
Date:   Sat Nov 17 02:09:59 2018 +0330

    buildroot slides: Fix some typos
    
    Signed-off-by: Nasser Afshin <afshin.nasser at gmail.com>


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f5ec9dbbd6223072dfee318071549724b03e7add
 slides/buildroot-advanced-packages/buildroot-advanced-packages.tex | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/slides/buildroot-advanced-packages/buildroot-advanced-packages.tex b/slides/buildroot-advanced-packages/buildroot-advanced-packages.tex
index 18b1f38..e3933f1 100644
--- a/slides/buildroot-advanced-packages/buildroot-advanced-packages.tex
+++ b/slides/buildroot-advanced-packages/buildroot-advanced-packages.tex
@@ -290,7 +290,7 @@ patching file README
   \begin{enumerate}
   \item Extract the package source code:
     \code{tar xf /path/to/dl/<foo>-<version>.tar.gz}
-  \item Inside the package source code, reate a directory for patches\\
+  \item Inside the package source code, create a directory for patches\\
     \code{mkdir patches}
   \item Import existing Buildroot patches\\
     \code{quilt import /path/to/buildroot/package/<foo>/*.patch}
@@ -565,7 +565,7 @@ $ ./output/staging/usr/bin/libpng-config --cflags --ldflags
       installations steps
     \end{itemize}
   \item In some situations, the package may want to do {\bf additional
-      actions} before or after one these steps.
+      actions} before or after one of these steps.
   \item The {\bf hook} mechanism allows packages to add such custom
     actions.
   \end{itemize}