Merge pull request #1256 from Bastian-Krause/bst/docker-invalid-inclu…

…depatterns

dockerfiles/dut: fix --chown option

dockerfiles/staging/dut/Dockerfile

@@ -15,7 +15,7 @@ RUN set -e ;\
     sed 's@session\s*required\s*pam_loginuid.so@session optional pam_loginuid.so@g' -i /etc/pam.d/sshd
     # SSH login fix. Otherwise user is kicked off after login
 
-COPY [--chown=root:root] ./authorized_keys /root/.ssh/authorized_keys
+COPY --chown=root:root ./authorized_keys /root/.ssh/authorized_keys
 
 # As sshd scrubs ENV variables if they are set by the ENV varibale ensure to put the into /etc/profile as shown below
 ENV NOTVISIBLE "in users profile"