windows/*: add PowerShell commands and aliases (#11227)

* windows/*: add PowerShell commands and aliases

* clear-host, new-item, remove-item: fix style

* psversiontable, remove-item: fix style

---------

Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>

pages/windows/clear-host.md

@@ -0,0 +1,9 @@
+# Clear-Host
+
+> Clears the screen.
+> This command can only be used through PowerShell.
+> More information: <https://learn.microsoft.com/powershell/module/microsoft.powershell.core/clear-host>.
+
+- Clear the screen:
+
+`cls`