sysdev: integration: fix typo

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>

labs/sysdev-system-integration/sysdev-system-integration.tex

@@ -116,7 +116,7 @@ \section{Build and test the new system}
 the new dependencies introduced by using {\em systemd}.
 
 To test the new system, create a new \code{nfsroot} directory, extract
-then new root filesystem into it, and boot your board on it through NFS.
+the new root filesystem into it, and boot your board on it through NFS.
 
 You should see the system booting through {\em systemd}, with all the
 {\em systemd} targets and system services starting one by one, with a