fix jenkinsfile

Jenkinsfile

@@ -34,10 +34,7 @@ pipeline {
           // Read the jobspec.json file
           def jobSpec = readJSON file: 'jobspec.json'
 
-          // Write the updated jobspec back to the file
-          def updatedJobSpec = sh(script: "jq '.meta[\"image_hash\"] = \"$imageHash\"' jobspec.json", returnStdout: true).trim()
-
-          sh 'curl -X POST -H "Content-Type: application/json" -d "$updatedJobSpec" http://nomad.service.consul:4646/v1/jobs'
+          sh 'curl -X POST -H "Content-Type: application/json" -d "$jobSpec" http://nomad.service.consul:4646/v1/jobs'
         }
       }
     }