Update spoolman.md

Author: shamoon

docs/widgets/services/spoolman.md

@@ -5,13 +5,11 @@ description: Spoolman Widget Configuration
 
 Learn more about [Spoolman](https://github.com/Donkie/Spoolman).
 
-4 spools are displayed by default. If more than 4 spools are configured in spoolman you can use the spoolIds configuration option to filter for spools by their id.
+4 spools are displayed by default. If more than 4 spools are configured in spoolman you can use the spoolIds configuration option to control which are displayed.
 
 ```yaml
 widget:
   type: spoolman
   url: http://spoolman.host.or.ip
-  spoolIds:
-    - 1
-    - 4
+  spoolIds: [1, 2, 3, 4] # optional
 ```