vendor: sepolicy fix build

merged too soon

Change-Id: I70a950ca6181b809edfc9089fc34af1c4418194f
diff --git a/sepolicy/private/otapreopt_chroot.te b/sepolicy/private/otapreopt_chroot.te
new file mode 100644
index 0000000..ecaef4a
--- /dev/null
+++ b/sepolicy/private/otapreopt_chroot.te
@@ -0,0 +1,3 @@
+allow otapreopt_chroot postinstall_file:lnk_file read;
+#allow otapreopt_chroot system_file:dir mounton;
+