publish: Allow slash '/' character in distribution name on publishing

There's no apparent reason to disallow this type of characters in the distribution name. Aptly will just create the proper subdirectories to that path.

Signed-off-by: Ariel D'Alessandro ariel.dalessandro@collabora.com

chart/templates/middleware.yaml

-apiVersion: traefik.io/v1alpha1
+apiVersion: traefik.containo.us/v1alpha1
 kind: Middleware
 metadata:
   name: {{ include "aptly.name" . }}-auth