Version bump to PPR1.171214.002

Change-Id: Ia6480a0e694c3dafdff9a4a529697030230174f9
diff --git a/core/build_id.mk b/core/build_id.mk
index 3ab5f75..e0e09e8 100644
--- a/core/build_id.mk
+++ b/core/build_id.mk
@@ -18,4 +18,4 @@
 # (like "CRB01").  It must be a single word, and is
 # capitalized by convention.
 
-export BUILD_ID=PPR1.171214.001
+export BUILD_ID=PPR1.171214.002