Update jenkins-x.yml

Author: jstrachan

jenkins-x.yml

@@ -5,6 +5,6 @@ pipelineConfig:
     release:
       promote:
         steps:
-        - command: jx step create pr go --name github.com/jenkins-x/go-scm --version ${VERSION} --build "make build" --repo https://github.com/jenkins-x/lighthouse.git
+        - command: jx step create pr go --name github.com/jenkins-x/go-scm --version ${VERSION} --build "make mod" --repo https://github.com/jenkins-x/lighthouse.git
           name: update-lighthouse
           image: gcr.io/jenkinsxio/builder-go:0.1.736