Fix for dashboard error with no public url defined in chart

A panic was shown due to a recent regression where a public
url was not provided. This would have mostly affected dev
use-cases, since in production a URL is generally provided.

Signed-off-by: Alex Ellis (OpenFaaS Ltd) <[email protected]>

Author: alexellis

chart/openfaas/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 type: application
 description: OpenFaaS - Serverless Functions Made Simple
 name: openfaas
-version: 14.2.134
+version: 14.2.135
 sources:
 - https://github.com/openfaas/faas
 - https://github.com/openfaas/faas-netes

chart/openfaas/values.yaml

@@ -324,7 +324,7 @@ autoscaler:
 ## To use with port-forwarding, set publicURL to
 ## http://127.0.0.1
 dashboard:
-  image: ghcr.io/openfaasltd/openfaas-dashboard:0.6.5
+  image: ghcr.io/openfaasltd/openfaas-dashboard:0.6.6
 
   # publicURL for the dashboard itself
   # i.e. https://dashboard.example.com