Remove muted test for ForecastIT in muted-tests.yml

Author: valeriy42

muted-tests.yml

@@ -94,9 +94,6 @@ tests:
 - class: org.elasticsearch.smoketest.MlWithSecurityIT
   method: test {yaml=ml/sparse_vector_search/Test sparse_vector search with query vector and pruning config}
   issue: https://github.com/elastic/elasticsearch/issues/119548
-- class: org.elasticsearch.xpack.ml.integration.ForecastIT
-  method: testOverflowToDisk
-  issue: https://github.com/elastic/elasticsearch/issues/117740
 - class: org.elasticsearch.multi_cluster.MultiClusterYamlTestSuiteIT
   issue: https://github.com/elastic/elasticsearch/issues/119983
 - class: org.elasticsearch.xpack.test.rest.XPackRestIT