Update LED flasher SELinux policy.

Following change in https://android-review.googlesource.com/#/c/197681/

Bug: 26573107
Change-Id: I4b9ba7bb3fdf67e9ddf52dedef42887bb43609b7
diff --git a/sepolicy/ledflasher.te b/sepolicy/ledflasher.te
index 8ed97b0..30295da 100644
--- a/sepolicy/ledflasher.te
+++ b/sepolicy/ledflasher.te
@@ -4,7 +4,8 @@
 
 brillo_domain(ledflasher)
 allow_crash_reporter(ledflasher)
-allow_weave_service(ledflasher)
+
+allow_call_weave(ledflasher)
 
 allow ledflasher example_led_service:service_manager find;
 binder_call(ledflasher, ledservice)