Version bump to QP1A.190404.004

Change-Id: I257cfb072f40ab31db6582ce46d786db0c2ce8e3
diff --git a/core/build_id.mk b/core/build_id.mk
index 823eea3..fbcdbb5 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.190404.003
+BUILD_ID=QP1A.190404.004