Add MAINTAINERS file
Add MAINTAINERS file

Propose myself as a maintainer.

Change-Id: Id5612146d1c54125af10dae0abd0aa39c117eb7d
Signed-off-by: Deepak Kodihalli <54105a30055f1e07853b8ee7a2f0d75d22ed98c1@in.ibm.com>

openbmc/pldm,openbmc/pldm,openbmc/pldm