tests/shell: add test case for exceeding lines
tests/shell: add test case for exceeding lines

Co-authored-by: Juan Carrano <b6181ad445abf6c9fa394b848854b3497b775b0d@fu-berlin.de>

yogo1212/RIOT,basilfx/RIOT,kYc0o/RIOT,basilfx/RIOT,miri64/RIOT,OTAkeys/RIOT,basilfx/RIOT,yogo1212/RIOT,OTAkeys/RIOT,kYc0o/RIOT,miri64/RIOT,RIOT-OS/RIOT,RIOT-OS/RIOT,yogo1212/RIOT,RIOT-OS/RIOT,OlegHahm/RIOT,jasonatran/RIOT,kaspar030/RIOT,kYc0o/RIOT,ant9000/RIOT,kaspar030/RIOT,kYc0o/RIOT,kaspar030/RIOT,yogo1212/RIOT,miri64/RIOT,OlegHahm/RIOT,authmillenon/RIOT,authmillenon/RIOT,OTAkeys/RIOT,OTAkeys/RIOT,jasonatran/RIOT,yogo1212/RIOT,jasonatran/RIOT,kaspar030/RIOT,miri64/RIOT,OlegHahm/RIOT,OlegHahm/RIOT,jasonatran/RIOT,ant9000/RIOT,jasonatran/RIOT,OTAkeys/RIOT,ant9000/RIOT,kaspar030/RIOT,authmillenon/RIOT,ant9000/RIOT,yogo1212/RIOT,basilfx/RIOT,OlegHahm/RIOT,authmillenon/RIOT,RIOT-OS/RIOT,basilfx/RIOT,authmillenon/RIOT,RIOT-OS/RIOT,authmillenon/RIOT,miri64/RIOT,kYc0o/RIOT,ant9000/RIOT