Revert changes to use onf-make

onf-make was never compatible with this repo. For now, we want to
revert these changes so that the build can work properly again.

Signed-off-by: Eric Ball <eball@linuxfoundation.org>
Change-Id: I0afb08030edcae4d2e968c63ef5eb11e17085d8a
diff --git a/makefiles/include.mk b/makefiles/include.mk
index 4360b73..44872b4 100644
--- a/makefiles/include.mk
+++ b/makefiles/include.mk
@@ -60,7 +60,7 @@
 ##   1) Library constants and logic loaded first
 ##   2) Parameterize and augment targets from local (repo specific)
 ## -----------------------------------------------------------------------
-include $(lf-sbx-root)/lf/config.mk # include $(onf-mk-top)/makefiles/config.mk
+include $(onf-mk-top)/makefiles/config.mk
 include $(onf-mk-lib)/include.mk
 include $(onf-mk-loc)/include.mk