Enable DD2.3 in op build and Disable DD2.0

Change-Id: Icb204091d0155c234c4370eae33007961260e044
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/70774
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>
Reviewed-by: RAJA DAS <rajadas2@in.ibm.com>

src/build/sbeOpDistribute.py

@@ -27,7 +27,7 @@
 import getopt
 
 CHIPID = 'p9n'
-p9n_EC = {'20':'DD2', '21':'DD2', '22':'DD2'}
+p9n_EC = {'21':'DD2', '22':'DD2', '23':'DD2'}
 
 def usage():
     print "usage:sbeOpDistribute.py [--sbe_binary_dir] <sbe binary path> [--img_dir] <images path>"