Move otapreopt_chroot from public to private

We don't need to expose the type to public.

Bug: 359235627
Test: TH
Change-Id: Ie9588af4a22b77ccb65b8115f4dc6f8ecac29fa9
diff --git a/private/otapreopt_chroot.te b/private/otapreopt_chroot.te
index 73e170b..2aeab0b 100644
--- a/private/otapreopt_chroot.te
+++ b/private/otapreopt_chroot.te
@@ -1,4 +1,5 @@
 # otapreopt_chroot executable
+starting_at_board_api(202504, `type otapreopt_chroot, domain;')
 typeattribute otapreopt_chroot coredomain;
 type otapreopt_chroot_exec, exec_type, file_type, system_file_type;