Add sepolicy for ro.build.ab_update.ab_ota_partitions

Bug: 283042235
Test: th
Change-Id: Ie2296b75c91fbeb83cb0f3e61d5013b106fb78d0
diff --git a/private/update_engine.te b/private/update_engine.te
index 8d6341c..c9511f7 100644
--- a/private/update_engine.te
+++ b/private/update_engine.te
@@ -14,6 +14,7 @@
 
 # Allow to set the OTA related properties, e.g. ota.warm_reset.
 set_prop(update_engine, ota_prop)
+get_prop(update_engine, ota_build_prop)
 
 # Allow to get the DSU status
 get_prop(update_engine, gsid_prop)