[ML] Unmute fixed DFA integration tests (elastic#126410)

Author: valeriy42

muted-tests.yml

@@ -426,15 +426,9 @@ tests:
 - class: org.elasticsearch.xpack.security.authc.esnative.ReservedRealmElasticAutoconfigIntegTests
   method: testAutoconfigFailedPasswordPromotion
   issue: https://github.com/elastic/elasticsearch/issues/122668
-- class: org.elasticsearch.xpack.ml.integration.ClassificationIT
-  method: testWithOnlyTrainingRowsAndTrainingPercentIsFifty_DependentVariableIsKeyword
-  issue: https://github.com/elastic/elasticsearch/issues/122908
 - class: org.elasticsearch.xpack.core.common.notifications.AbstractAuditorTests
   method: testRecreateTemplateWhenDeleted
   issue: https://github.com/elastic/elasticsearch/issues/123232
-- class: org.elasticsearch.xpack.ml.integration.ClassificationIT
-  method: testWithOnlyTrainingRowsAndTrainingPercentIsFifty_DependentVariableIsBoolean
-  issue: https://github.com/elastic/elasticsearch/issues/123347
 - class: org.elasticsearch.analysis.common.CommonAnalysisClientYamlTestSuiteIT
   method: test {yaml=analysis-common/40_token_filters/stemmer_override file access}
   issue: https://github.com/elastic/elasticsearch/issues/121625