Version bump to QP1A.180720.002

Change-Id: Ic8b0cb5c521583800cd61aa74c6f5257ed14548e
diff --git a/core/build_id.mk b/core/build_id.mk
index 69af456..b6eacfd 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=QPR1.180719.001
+BUILD_ID=QP1A.180720.002