Add sepolicy for resolver service

Bug: 126141549
Test: built, flashed, booted
Change-Id: I34260e1e5cc238fbe92574f928252680c1e6b417
diff --git a/private/system_app.te b/private/system_app.te
index 3f0d335..27e8ef1 100644
--- a/private/system_app.te
+++ b/private/system_app.te
@@ -74,6 +74,7 @@
 allow system_app {
   service_manager_type
   -apex_service
+  -dnsresolver_service
   -dumpstate_service
   -installd_service
   -iorapd_service
@@ -85,6 +86,7 @@
 }:service_manager find;
 # suppress denials for services system_app should not be accessing.
 dontaudit system_app {
+  dnsresolver_service
   dumpstate_service
   installd_service
   iorapd_service