fix tailscale extraArgs (#1396)

library/ix-dev/community/tailscale/Chart.yaml

@@ -3,7 +3,7 @@ description: Secure remote access to shared resources
 annotations:
   title: Tailscale
 type: application
-version: 1.0.12
+version: 1.0.13
 apiVersion: v2
 appVersion: 1.44.0
 kubeVersion: '>=1.16.0-0'

library/ix-dev/community/tailscale/templates/_helper.tpl

@@ -9,8 +9,8 @@
     {{- $args = mustAppend $args "--advertise-exit-node" -}}
   {{- end -}}
 
-  {{- with .Values.tailscaleConfig.extraArgs -}}
-    {{- $args = mustAppend $args . -}}
+  {{- range $arg := .Values.tailscaleConfig.extraArgs -}}
+    {{- $args = mustAppend $args $arg -}}
   {{- end -}}
 
   {{- if $args -}}