Version bump to QP1A.181219.006

Change-Id: Ibfd6cc763343d5a7d78838f7ede84acb12a6444b
diff --git a/core/build_id.mk b/core/build_id.mk
index 2c4f5f0..60bccaa 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.181219.005
+BUILD_ID=QP1A.181219.006