Version bump to RP1A.191028.002 [core/build_id.mk]

Change-Id: I71ad6c6e440fefb46b66daef93b56f55609169a3
diff --git a/core/build_id.mk b/core/build_id.mk
index c54f4f3..9828ce2 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=RP1A.191028.001
+BUILD_ID=RP1A.191028.002