Version bump to BP1A.250305.020 [core/build_id.mk]

Change-Id: Ia2a6a74ecaa010118160da3207c3cbc706789b9e
diff --git a/core/build_id.mk b/core/build_id.mk
index 427c452..c642e4a 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=BP1A.250305.019
+BUILD_ID=BP1A.250305.020