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/get-alias.md

@@ -0,0 +1,21 @@
+# Get-Alias
+
+> List and get command aliases in the current PowerShell session.
+> This command can only be run under PowerShell.
+> More information: <https://learn.microsoft.com/powershell/module/microsoft.powershell.utility/get-alias>.
+
+- List all aliases in the current session:
+
+`Get-Alias`
+
+- Get the aliased command name:
+
+`Get-Alias {{command_alias}}`
+
+- List all aliases assigned to a specific command:
+
+`Get-Alias -Definition {{command}}`
+
+- List aliases that begins with `abc`, excluding those which ends at `def`:
+
+`Get-Alias {{abc}}* -Exclude *{{def}}`