SSB-47: fixing jenkinsfile

CAL/Docker/Jenkinsfile

@@ -35,10 +35,11 @@ pipeline {
         stage('build run image') {
             steps {
                 script{
-                    name = docker.build("holography", '-f CAL/Docker/HolographyDeploy/Dockerfile .')
-                        .tag(env.LOFAR_TAG)
+                    dir('CAL/Docker/HolographyDeploy'){
+                        name = docker.build("holography").tag(env.LOFAR_TAG)
                         withDockerRegistry(credentialsId: 'nexus', url: env.LOFAR_REGISTRY_URL) {
                             tag_and_push(name, env.LOFAR_REGISTRY)
+                        }
                     }
                 }
             }