update cisco_tp_tcce.py based on ktbyers suggestion
update cisco_tp_tcce.py based on ktbyers suggestion

Fix of previous class version, because issues for "xstatus" or other commands containing "OK" in result.
Tested on my lab, working fine.
isidroamv/netmiko,fooelisa/netmiko,ktbyers/netmiko,isidroamv/netmiko,fooelisa/netmiko,ktbyers/netmiko