Update vector/v.outlier/v.outlier.html

Co-authored-by: Edouard Choinière <27212526+echoix@users.noreply.github.com>

vector/v.outlier/v.outlier.html

@@ -18,7 +18,7 @@ <h2>DESCRIPTION</h2>
 
 <p>
 There is a flag to create a vector that can be visualized in
-QGIS. That means that topology is build and the z coordinate is
+QGIS. That means that topology is built and the z coordinate is
 considered as a category.
 
 <h2>EXAMPLES</h2>