remove empty flag and let helm show a clearer error (#2505)

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

@@ -4,7 +4,7 @@ description: WebDAV is a set of extensions to the HTTP protocol which allows use
 annotations:
   title: WebDAV
 type: application
-version: 1.0.25
+version: 1.0.26
 apiVersion: v2
 appVersion: 2.4.59
 kubeVersion: '>=1.16.0-0'

library/ix-dev/community/webdav/questions.yaml

@@ -157,7 +157,6 @@ questions:
           description: Shares for WebDAV.
           schema:
             type: list
-            empty: false
             required: true
             default: []
             items:

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

@@ -3,7 +3,7 @@ description: Securely connect any device, anywhere.
 annotations:
   title: Zerotier
 type: application
-version: 1.0.20
+version: 1.0.21
 apiVersion: v2
 appVersion: 1.14.0
 kubeVersion: '>=1.16.0-0'

library/ix-dev/community/zerotier/questions.yaml

@@ -18,7 +18,6 @@ questions:
           description: The network(s) to join
           schema:
             type: list
-            empty: false
             required: true
             min: 1
             default: []