HTX hardbootme test shutdown criteria improvement

Allow "shutdown successfully" or "No MDT is currently running"
in keyword Shutdown HTX Exerciser.
Reduce size of comment block in keyword Collect NVIDIA Log File
so its less than 80 columns wide.

Resolves  openbmc/openbmc-test-automation#1282
Change-Id: I856fab1092472af93c2a30d0eef2f5b89035b033
Signed-off-by: Steven Sombar <ssombar@us.ibm.com>
1 file changed