Add missing timeout to command_line platforms: cover, notify, switch (#14141)

source/_integrations/cover.command_line.markdown

@@ -62,6 +62,11 @@ covers:
           description: The name used to display the cover in the frontend.
           required: false
           type: string
+        command_timeout:
+          description: Defines number of seconds for command timeout.
+          required: false
+          type: integer
+          default: 15          
 {% endconfiguration %}
 
 ## Examples

source/_integrations/notify.command_line.markdown

@@ -29,6 +29,11 @@ command:
   description: The action to take.
   required: true
   type: string
+command_timeout:
+  description: Defines number of seconds for command timeout.
+  required: false
+  type: integer
+  default: 15
 {% endconfiguration %}
 
 To use notifications, please see the [getting started with automation page](/getting-started/automation/).

source/_integrations/switch.command_line.markdown

@@ -56,6 +56,11 @@ switches:
           description: The name used to display the switch in the frontend.
           required: false
           type: string
+        command_timeout:
+          description: Defines number of seconds for command timeout.
+          required: false
+          type: integer
+          default: 15
 {% endconfiguration %}
 
 A note on `friendly_name`: