Point to the new checkstyle location for cts/ PREUPLOAD hook.

This change depends on r.android.com/314437

Bug: 33666900
Test: None
Change-Id: Ic89fd1484a788d329221d76f6df902f606fcbca2
diff --git a/PREUPLOAD.cfg b/PREUPLOAD.cfg
index 9defdf3..e5c8d7a 100644
--- a/PREUPLOAD.cfg
+++ b/PREUPLOAD.cfg
@@ -1,5 +1,5 @@
 [Hook Scripts]
-checkstyle_hook = ${REPO_ROOT}/development/tools/checkstyle/checkstyle.py --sha ${PREUPLOAD_COMMIT}
+checkstyle_hook = ${REPO_ROOT}/prebuilts/checkstyle/checkstyle.py --sha ${PREUPLOAD_COMMIT}
                   -fw apps/CtsVerifier/src/com/android/cts/verifier/usb/
                       apps/CtsVerifierUSBCompanion/
                       tests/tests/animation/