Allow vold to make callbacks to storagepoxyd

Bug: 393406566
Test: m && ./vendor/google/tools/flashall && adb wait-for-device && adb logcat -s storageproxyd:v vold:V Checkpoint:V
Change-Id: Iecd9c120684f54e892377dd3a3d712732afba50b
diff --git a/private/vold.te b/private/vold.te
index 8fe8518..e1753f1 100644
--- a/private/vold.te
+++ b/private/vold.te
@@ -472,6 +472,7 @@
   -keystore
   -servicemanager
   -system_server
+  -tee
   userdebug_or_eng(`-su')
 }:binder call;