libpldm: Add decode API for ComponentParameterTable entry

ComponentParameterTable is present in the response of
GetFirmwareParameters command. ComponentParameterTable is a table that
contains component entries for all of the updateable components which
reside on the firmware device.

decode_get_firmware_parameters_resp_comp_entry decodes each entry in
the ComponentParameterTable.

Tested: Unit tests passed

Signed-off-by: gokulsanker <gokul.sanker.v.g@intel.com>
Change-Id: I3698b268cf42345d80d7d218919d42ffad0b011f