Update Admin Notification ReadMe (https)

Author: diazwatson

app/code/Magento/AdminNotification/README.md

@@ -6,7 +6,7 @@ The Magento_AdminNotification module provides the ability to alert administrator
 
 Before disabling or uninstalling this module, note that the Magento_Indexer module depends on this module.
 
-For information about module installation in Magento 2, see [Enable or disable modules](http://devdocs.magento.com/guides/v2.3/install-gde/install/cli/install-cli-subcommands-enable.html).
+For information about module installation in Magento 2, see [Enable or disable modules](https://devdocs.magento.com/guides/v2.3/install-gde/install/cli/install-cli-subcommands-enable.html).
 
 ### Events
 
@@ -21,10 +21,10 @@ This module introduces the following layouts and layout handles in the `view/adm
 - `adminhtml_notification_index`
 - `adminhtml_notification_block`
 
-For more information about layouts in Magento 2, see the [Layout documentation](http://devdocs.magento.com/guides/v2.3/frontend-dev-guide/layouts/layout-overview.html).
+For more information about layouts in Magento 2, see the [Layout documentation](https://devdocs.magento.com/guides/v2.3/frontend-dev-guide/layouts/layout-overview.html).
 
 ### UI components
 
 You can extend admin notifications using the `view/adminhtml/ui_component/notification_area.xml` configuration file.
 
-For information about UI components in Magento 2, see [Overview of UI components](http://devdocs.magento.com/guides/v2.3/ui_comp_guide/bk-ui_comps.html).
+For information about UI components in Magento 2, see [Overview of UI components](https://devdocs.magento.com/guides/v2.3/ui_comp_guide/bk-ui_comps.html).