[IMP] maintain: switch to enterprise windows

* Update the title as `Upgrade Community to Enterprise` is confusing.
* Update 9.0 screenshots to more recent ones
* As the windows installer uses a real python interpreter, the install
  command is updated accordingly.

X-original-commit: f03b4ca649
Part-of: odoo/documentation#4804

content/administration/maintain/enterprise.rst

@@ -1,9 +1,9 @@
 
 .. _setup/enterprise:
 
-===============================
+===================================
-Upgrade Community to Enterprise
+Switch from Community to Enterprise
-===============================
+===================================
 
 Depending on your current installation, there are multiple ways to upgrade
 your community version.
@@ -98,7 +98,7 @@ On Windows
 
   .. code-block:: console
 
-    $ odoo.exe -d <database_name> -i web_enterprise --stop-after-init
+    $ ..\python\python.exe odoo-bin -d <database_name> -i web_enterprise --stop-after-init
 
 * No need to manually launch the server, the service is running.
   You should be able to connect to your Odoo Enterprise instance using your usual