Version bump to OSN1.210329.013 [core/build_id.mk]

Change-Id: I47f4eb0e49537619bf5fa5ecc67023f2f36665d9
diff --git a/core/build_id.mk b/core/build_id.mk
index b180c8a..131fd31 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.
 
-export BUILD_ID=OSN1.210329.012
+export BUILD_ID=OSN1.210329.013