Version bump to SP1A.210812.006 [core/build_id.mk]

Change-Id: Idd892a4d2e83afed5789432e5ea1ced183951b42
diff --git a/core/build_id.mk b/core/build_id.mk
index 1a8bd66..d8b086c 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=SP1A.210812.005
+BUILD_ID=SP1A.210812.006