Fetch inventory path and sensor information from MRW.

Generate output yaml containing inventory to sensor information
mapping by processing MRW and the config file. Sample entry in
the output yaml.

/xyz/openbmc_project/inventory/system/chassis/motherboard/cpu1/core16:
  sensorID: 0x8c
  sensorType: 0x07
  eventReadingType: 0x6F
  offset: 0x08

Change-Id: I34a42b8d81c08fc14849b7d29162433319474cf8
Signed-off-by: Tom Joseph <tomjoseph@in.ibm.com>
2 files changed