docker-registry: fix missing closing curly brace

Signed-off-by: Adam Miller <admiller@redhat.com>

playbooks/groups/docker-registry.yml

@@ -58,12 +58,13 @@
             },
           filesystem: {
             rootdirectory: "/srv/"
+          }
         },
         httpd: {
           addr: "localhost:5000"
-        }
+        },
-      }
         when: env == "staging"
+      }
     - {
       role: docker-distribution,
         conf_path: "/etc/docker-distribution/registry/config.yml",
@@ -81,10 +82,11 @@
             },
           filesystem: {
             rootdirectory: "/srv/"
+          }
         },
         httpd: {
           addr: "localhost:5000"
-        }
+        },
-      }
         when: env == "production"
+      }