Version bump to OPD1.170506.002

Change-Id: Ie4e5eae7df4e88d4878730096a74db44b61f2bfe
diff --git a/core/build_id.mk b/core/build_id.mk
index 3f541ea..393ac99 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=OPD1.170506.001
+export BUILD_ID=OPD1.170506.002