Version bump to QQ2A.200501.001.A3 [core/build_id.mk]

Change-Id: Ib6cffffd0defe017e0e0e1781735aeb53a5f5c71
diff --git a/core/build_id.mk b/core/build_id.mk
index e216ee9..135f9cd 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=QQ2A.200501.001.A2
+BUILD_ID=QQ2A.200501.001.A3