pldm: srcrev bump 27a022ca33..4913998a13

As the pldm code already removed the libpldm code, we are removing that
from the recipe as well.

Manojkiran Eda (2):
      Remove libpldm code & add libpldm.wrap
      Remove libpldm documentation from pldm

Change-Id: Icc9ec6e5462c7a3c34405fa01b86f6087e7f8efc
Signed-off-by: Andrew Geissler <openbmcbump-github@yahoo.com>