Version bump to QP1A.190502.006 [core/build_id.mk]

Change-Id: I8add955df40738e33ab36c4a9a91583362c32ba5
diff --git a/core/build_id.mk b/core/build_id.mk
index 121790e..d8d14d9 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.190502.005
+BUILD_ID=QP1A.190502.006