add next_boot_prop SELinux context to store staged sys prop

Bug: b/300111812
Change-Id: I02f1ba586fb6dfec90ae1ff6d4bb6518f294c5d7
Merged-In: I02f1ba586fb6dfec90ae1ff6d4bb6518f294c5d7
diff --git a/private/property.te b/private/property.te
index 4f13338..8be4d01 100644
--- a/private/property.te
+++ b/private/property.te
@@ -31,6 +31,7 @@
 system_internal_prop(net_464xlat_fromvendor_prop)
 system_internal_prop(net_connectivity_prop)
 system_internal_prop(netd_stable_secret_prop)
+system_internal_prop(next_boot_prop)
 system_internal_prop(odsign_prop)
 system_internal_prop(perf_drop_caches_prop)
 system_internal_prop(pm_prop)