ENGCOM-5692: Update Magento_Authorization ReadMe #24280

Author: sidolov

app/code/Magento/Authorization/README.md

@@ -1,4 +1,20 @@
-# Authorization
+# Magento_Authorization module
 
-**Authorization** enables management of access control list roles and
-rules in the application.
+The Magento_Authorization module enables management of access control list roles and rules in the application.
+
+## Installation details
+
+The Magento_AdminNotification module creates the following tables in the database:
+
+- `authorization_role`
+- `authorization_rule`
+
+Before disabling or uninstalling this module, note that the Magento_GraphQl module depends on this module.
+
+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).
+
+## Extensibility
+
+Extension developers can interact with the Magento_Authorization module. For more information about the Magento extension mechanism, see [Magento plug-ins](https://devdocs.magento.com/guides/v2.3/extension-dev-guide/plugins.html).
+
+[The Magento dependency injection mechanism](https://devdocs.magento.com/guides/v2.3/extension-dev-guide/depend-inj.html) enables you to override the functionality of the Magento_Authorization module.