Version bump to QP1A.180911.002

Change-Id: I2e86050afee280a31de6bb0cb6c72aa647948a4b
diff --git a/core/build_id.mk b/core/build_id.mk
index e12d1bd..18f9495 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.
 
-BUILD_ID=QP1A.180911.001
+BUILD_ID=QP1A.180911.002