Version bump to PPR1.171109.002

Change-Id: I9af483996c6e8cf35d1ab3228814c7f268d1c0c8
diff --git a/core/build_id.mk b/core/build_id.mk
index d16f958..e435ca7 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=PPR1.171109.001
+export BUILD_ID=PPR1.171109.002