Correct aosp hook

Test: manual
Bug: 217904700
Ignore-AOSP-First: Initial config
Change-Id: I3b753c3a42d1bc5cc7eea3514f8b37ca254e931f
diff --git a/PREUPLOAD.cfg b/PREUPLOAD.cfg
index 7f01127..34061cf 100644
--- a/PREUPLOAD.cfg
+++ b/PREUPLOAD.cfg
@@ -17,3 +17,4 @@
 splits_native_libs_hook = ${REPO_ROOT}/cts/hostsidetests/appsecurity/test-apps/SplitApp/check_not_modify_libs.sh
                           ${PREUPLOAD_FILES}
 
+bedstead_aosp_hook = ${REPO_ROOT}/frameworks/base/tools/aosp/aosp_sha.sh ${PREUPLOAD_COMMIT} "common/device-side/bedstead/"