Add PREUPLOAD to all PackageInstaller files

This now checks for common coding style violations in newly added
PackageInstaller code.

Test: Introduced coding style violation and tried to upload
Change-Id: Ie72ae8b87fb5b5744edc7aa898360f1d2987b9ea
diff --git a/PermissionController/PREUPLOAD.cfg b/PermissionController/PREUPLOAD.cfg
index d2bfb1f..2e4fa17 100644
--- a/PermissionController/PREUPLOAD.cfg
+++ b/PermissionController/PREUPLOAD.cfg
@@ -1,3 +1,7 @@
 [Builtin Hooks]
 xmllint = true
 commit_msg_changeid_field = true
+
+[Hook Scripts]
+checkstyle_hook = ../../../development/tools/checkstyle/checkstyle.py --sha ${PREUPLOAD_COMMIT}
+