feat(windows-agent): Hide unnecessarily exposed fields in the registry

docs/03-restart.md

@@ -34,4 +34,4 @@ If you want to restart UP4W with factory settings, do:
     ```
 1. Remove folder `$env:LocalAppData\UbuntuPro`.
 2. Remove registry key `HKEY_CURRENT_USER\Software\Canonical\UbuntuPro`.
-3. You're done. Next time you start the GUI it'll be like a fresh install.
+3. You're done. Next time you start the GUI it'll be like a fresh install.

docs/04-enable-pro.md

@@ -11,6 +11,6 @@
     ```
 
 ## Organisational pro enablement
-1. Find registry key `HKEY_CURRENT_USER\Software\Canonical\UbuntuPro`, field `ProTokenOrg`.
+1. Find registry key `HKEY_CURRENT_USER\Software\Canonical\UbuntuPro`, field `UbuntuProToken`.
 2. Write your Ubuntu Pro Token into the registry key
-3. The changes will take effect next time you start Ubuntu Pro For Windows. All new distros will automatically become pro-enabled. If you want them to be applied now, follow the steps on how to restart Ubuntu Pro For Windows. Otherwise, you're done.
+3. The changes will take effect next time you start Ubuntu Pro For Windows. All new distros will automatically become pro-enabled. If you want them to be applied now, follow the steps on how to restart Ubuntu Pro For Windows. Otherwise, you're done.

docs/05-attach-landscape.md

@@ -1,6 +1,6 @@
 # How to auto-register WSL distros to Landscape with UP4W
 You can use a private Landscape instance (different from [landscape.canonical.com](https://landscape.canonical.com)). It must be over HTTP, as using certificates is not yet supported. To do so, follow these steps:
-1.  Find registry key `HKEY_CURRENT_USER\Software\Canonical\UbuntuPro`, field `LandscapeClientConfig`.
+1.  Find registry key `HKEY_CURRENT_USER\Software\Canonical\UbuntuPro`, field `LandscapeConfig`.
 2.  Copy the contents of the Landscape configuration file into the registry key:
     ```ini
     [host]