feat: bump Helm chart version to 0.1.6 and update endpoint pattern in values schema

Signed-off-by: Noste <83548733+Noooste@users.noreply.github.com>

helm/garage-ui/Chart.yaml

@@ -3,7 +3,7 @@ name: garage-ui
 description: A Helm chart for Garage UI - Web interface for Garage S3 object storage
 icon: https://helm.noste.dev/garage.png
 type: application
-version: 0.1.5
+version: 0.1.6
 appVersion: "v0.0.10"
 keywords:
   - garage

helm/garage-ui/values.schema.json

@@ -112,7 +112,7 @@
             "endpoint": {
               "type": "string",
               "description": "Garage S3 API endpoint",
-              "pattern": "^https?://",
+              "pattern": "^(https?://)?[a-zA-Z0-9.-]+(:[0-9]+)?$",
               "default": "http://garage:3900"
             },
             "region": {