Unmute FileSettings tests

Author: prdoyle

muted-tests.yml

@@ -166,9 +166,6 @@ tests:
 - class: org.elasticsearch.packaging.test.DockerTests
   method: test140CgroupOsStatsAreAvailable
   issue: https://github.com/elastic/elasticsearch/issues/120914
-- class: org.elasticsearch.xpack.security.FileSettingsRoleMappingsRestartIT
-  method: testReservedStatePersistsOnRestart
-  issue: https://github.com/elastic/elasticsearch/issues/120923
 - class: org.elasticsearch.packaging.test.DockerTests
   method: test070BindMountCustomPathConfAndJvmOptions
   issue: https://github.com/elastic/elasticsearch/issues/120910
@@ -181,9 +178,6 @@ tests:
 - class: org.elasticsearch.backwards.MixedClusterClientYamlTestSuiteIT
   method: test {p0=nodes.stats/11_indices_metrics/indices mappings exact count test for indices level}
   issue: https://github.com/elastic/elasticsearch/issues/120950
-- class: org.elasticsearch.xpack.security.FileSettingsRoleMappingsRestartIT
-  method: testFileSettingsReprocessedOnRestartWithoutVersionChange
-  issue: https://github.com/elastic/elasticsearch/issues/120964
 - class: org.elasticsearch.xpack.ml.integration.PyTorchModelIT
   issue: https://github.com/elastic/elasticsearch/issues/121165
 - class: org.elasticsearch.xpack.security.authc.ldap.ActiveDirectorySessionFactoryTests