Upgrade concourse/registry-image-resource to 1.7.0

Author: philwebb

ci/pipeline.yml

@@ -103,7 +103,7 @@ resource_types:
   type: registry-image
   source:
     repository: concourse/registry-image-resource
-    tag: 1.5.0
+    tag: 1.7.1
 - name: artifactory-resource
   type: registry-image
   source: