Add style hooks for blueprint and java files am: 11e6a29a98

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Virtualization/+/1466161

Change-Id: Ib0681a45faddc7b319231432e9e03f2acb6bee6d
diff --git a/PREUPLOAD.cfg b/PREUPLOAD.cfg
index 9b96f36..f19abd1 100644
--- a/PREUPLOAD.cfg
+++ b/PREUPLOAD.cfg
@@ -1,4 +1,5 @@
 [Builtin Hooks]
+bpfmt = true
 clang_format = true
 rustfmt = true
 
@@ -8,3 +9,4 @@
 
 [Hook Scripts]
 aosp_hook = ${REPO_ROOT}/frameworks/base/tools/aosp/aosp_sha.sh ${PREUPLOAD_COMMIT} "."
+checkstyle_hook = ${REPO_ROOT}/prebuilts/checkstyle/checkstyle.py --sha ${PREUPLOAD_COMMIT}