Version bump to SP1A.210812.008 [core/build_id.mk]

Change-Id: Ie739f3cc9e8902572b85c137ecc06c4674d833d4
diff --git a/core/build_id.mk b/core/build_id.mk
index ac610dd..56590c9 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.210812.007
+BUILD_ID=SP1A.210812.008