labs: yocto: fix typo

Signed-off-by: Antonin Godard <[email protected]>

labs/yocto-layer/yocto-layer.tex

@@ -58,7 +58,7 @@ \section{Integrate a layer to the build}
 \section{Add a recipe to the layer}
 
 In the previous lab we introduced a recipe for the nInvaders game. We included
-it to the existing \code{meta} layer. While this approach give a working result,
+it to the existing \code{meta} layer. While this approach gives a working result,
 the Yocto logic is not respected. You should instead always \textbf{use a custom layer}
 to add recipes or to customize the existing ones. To illustrate this we will
 move our previously created nInvaders recipe into the \code{meta-bootlinlabs} layer.