Unmute testPopulationOfCacheWhenLoadingPrivilegesForAllApplications (#115710)

Unmutes the test which was not unmuted when the fix was added.

Author: gwbrown

muted-tests.yml

@@ -20,9 +20,6 @@ tests:
 - class: "org.elasticsearch.xpack.searchablesnapshots.FrozenSearchableSnapshotsIntegTests"
   issue: "https://github.com/elastic/elasticsearch/issues/110408"
   method: "testCreateAndRestorePartialSearchableSnapshot"
-- class: org.elasticsearch.xpack.security.authz.store.NativePrivilegeStoreCacheTests
-  method: testPopulationOfCacheWhenLoadingPrivilegesForAllApplications
-  issue: https://github.com/elastic/elasticsearch/issues/110789
 - class: org.elasticsearch.nativeaccess.VectorSystemPropertyTests
   method: testSystemPropertyDisabled
   issue: https://github.com/elastic/elasticsearch/issues/110949