fix(plextraktsync): cron type does not work (#3811)

charts/incubator/plextraktsync/Chart.yaml

@@ -28,4 +28,4 @@ sources:
   - https://github.com/Taxel/PlexTraktSync
   - https://ghcr.io/taxel/plextraktsync
 type: application
-version: 1.0.0
+version: 1.0.1

charts/incubator/plextraktsync/questions.yaml

@@ -27,13 +27,8 @@ questions:
           label: Schedule
           description: How often to run the task
           schema:
-            type: cron
+            type: string
-            default:
+            default: "0 */6 * * *"
-              minute: "0"
-              hour: "*/6"
-              dom: "*"
-              month: "*"
-              dow: "*"
 # Include{containerConfig}
 # Include{serviceExpertRoot}
             default: false