Version bump to RD2A.210129.002 [core/build_id.mk]

Change-Id: I77597ae2482a68344fa26a2e91106e91ad39a629
diff --git a/core/build_id.mk b/core/build_id.mk
index 69c2471..eb80c30 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=RD2A.210129.001
+BUILD_ID=RD2A.210129.002