OZG-6368: fix: reactivate trigger

alfa-client/Jenkinsfile.e2e

@@ -10,10 +10,10 @@ pipeline {
         }
     }
 
-//    triggers {
-//        // upstream(upstreamProjects: getUpstreamProjects(), threshold: hudson.model.Result.SUCCESS)
-//        cron('0 18-23,0-5 * * *')
-//    }
+    triggers {
+        // upstream(upstreamProjects: getUpstreamProjects(), threshold: hudson.model.Result.SUCCESS)
+        cron('0 18-23,0-5 * * *')
+    }
 
     environment {
         BLUE_OCEAN_URL = "https://jenkins.infra.ozg-cloud.systems/job/E2E%20Tests/job/${env.BRANCH_NAME}/${env.BUILD_NUMBER}/"