Unmute CrossClusterIT#testCancel() (#120365)

Author: pawankartik-elastic

muted-tests.yml

@@ -140,9 +140,6 @@ tests:
 - class: org.elasticsearch.xpack.test.rest.XPackRestIT
   method: test {p0=transform/transforms_reset/Test reset running transform}
   issue: https://github.com/elastic/elasticsearch/issues/117473
-- class: org.elasticsearch.search.ccs.CrossClusterIT
-  method: testCancel
-  issue: https://github.com/elastic/elasticsearch/issues/108061
 - class: org.elasticsearch.test.rest.yaml.CcsCommonYamlTestSuiteIT
   method: test {p0=search.highlight/50_synthetic_source/text multi unified from vectors}
   issue: https://github.com/elastic/elasticsearch/issues/117815