Merge "16k: Sign the APKs to support 4k/16k page sizes" into main am: 4d136f5265 am: 103d459c3b

Original change: https://android-review.googlesource.com/c/platform/build/+/2786950

Change-Id: Ief4c91adf3306b4a11e87d4dfb93c677357be3c5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/core/build_id.mk b/core/build_id.mk
index bed839f..8a68056 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=MAIN
+BUILD_ID=UDC