Parse temperature sensors in gen_ipmi_sensor script

At present temperature sensors are added with hand coded
YAML file the same has been modified to auto-generate
by reading the MRW file.

Change-Id: I4d7294395305dba09bfb526682cb32977c79ee05
Signed-off-by: Marri Devender Rao <devenrao@in.ibm.com>
2 files changed