Remove image pull secret (#81)

This image is public and shouldn't require a secret. We'd also like to get rid of this secret.

Author: Piccirello

charts/housewatch/values.yaml

@@ -16,9 +16,6 @@ clickhouse:
   verify: "false"
   ca: ""
 
-imagePullSecrets:
-  - name: dockerconfigjson-ghcr-io
-
 service:
   annotations: {}