Version bump to SP1A.210812.016 [core/build_id.mk]

Change-Id: I4298df49908db6ec0dd266456919800d94be71c1
diff --git a/core/build_id.mk b/core/build_id.mk
index f558fea..4b10232 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.210812.015
+BUILD_ID=SP1A.210812.016