Make change and version bump to QQ2A.200405.001

Change-Id: If7e82f7ae668b507933e510eb446b170080361b5
diff --git a/core/build_id.mk b/core/build_id.mk
index 1f92992..30e8f67 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.200401.001
+BUILD_ID=QQ2A.200405.001