Use the library for vaultwarden (#4)

Reviewed-on: https://git.badhouseplants.net/softplayer/softplayer-apps/pulls/4

.woodpecker/.helm-workflow.yml

@@ -70,6 +70,7 @@ steps:
             --password $REGISTRY_PASSWORD
       - |
           for chart in $(find charts -maxdepth 1 -mindepth 1 -type d); do
+            helm dependency update $chart
             helm package $chart -d chart-packages;
           done
       - |