.circleci/config.yml: fix publish jobs (#6176)

Signed-off-by: Simon Pasquier <spasquie@redhat.com>

.circleci/config.yml

@@ -2,7 +2,7 @@
 version: 2.1
 
 orbs:
-  prometheus: prometheus/prometheus@0.1.0
+  prometheus: prometheus/prometheus@0.3.0
 
 executors:
   # Whenever the Go version is updated here, .travis.yml and .promu.yml
@@ -82,6 +82,7 @@ workflows:
         filters:
           branches:
             only: master
+        image: circleci/golang-node
     - prometheus/publish_release:
         context: org-context
         requires:
@@ -92,6 +93,7 @@ workflows:
             only: /^v[0-9]+(\.[0-9]+){2}(-.+|[^-.]*)$/
           branches:
             ignore: /.*/
+        image: circleci/golang-node
   nightly:
     triggers:
       - schedule: