windows/*: add PowerShell commands and aliases

[reinhart1010]

• The page(s) are in the correct platform directories: common, linux, osx, windows, sunos, android, etc.
• The page(s) have at most 8 examples.
• The page description(s) have links to documentation or a homepage.
• The page(s) follow the content guidelines.
• The PR title conforms to the recommended templates.
• Version of the command being documented (if known):
  • Command Prompt: 10.0.22621.1702 (Windows 11)
  • PowerShell: 5.1.22621.963 (not the cross-platform version of PowerShell / PowerShell Core)

This PR adds new PowerShell commands and aliases. Part of #6621.

• $PSVersionTable - Get the currently-installed PowerShell version
• Clear-Host with aliases clear and cls - Clear the console screen
• Clear-RecycleBin - Clear the Recycle Bin
• Get-Alias with alias gal - Get the command or cmdlet aliases
• Get-Help - View documentation for cmdlets (and only works for PowerShell-designed cmdlets, instead of all commands like man)
• New-Item with alias ni - Create new file, directory, symbolic links, hard links, junctions, and Windows Registry keys (similar to touch)
• Remove-Item with aliases del, rd, ri, rm, and rmdir - Remove files, directories, and Windows Registry keys

This PR also adds More Information link to the Invoke-WebRequest aliases curl, iwr, and wget.

[tldr-bot]

The build for this PR failed with the following error(s):

pages/windows/$psversiontable.md:1: TLDR013 Title should be alphanumeric with dashes, underscores or spaces
pages/windows/clear-host.md:
Error: Parse error on line 5:
...ell.core/clear-host>- Clear the screen
-----------------------^
Expecting 'END_INFORMATION_LINK_URL', got 'NEWLINE'
pages/windows/clear-host.md:5: TLDR011 Page never contains more than a single empty line
pages/windows/new-item.md:
Error: Parse error on line 33:
...h\to\registry_key}}` -Value {{{value}}`
-----------------------^
Expecting 'NEWLINE', 'TEXT', 'DASH', 'BACKTICK', got 'COMMAND_TEXT'
pages/windows/new-item.md:3: TLDR004 Command descriptions should end in a period
pages/windows/new-item.md:5: TLDR017 Information link should be surrounded with angle brackets
pages/windows/remove-item.md:5: TLDR017 Information link should be surrounded with angle brackets
pages.en/windows/$psversiontable.md:1: TLDR013 Title should be alphanumeric with dashes, underscores or spaces
pages.en/windows/clear-host.md:
Error: Parse error on line 5:
...ell.core/clear-host>- Clear the screen
-----------------------^
Expecting 'END_INFORMATION_LINK_URL', got 'NEWLINE'
pages.en/windows/clear-host.md:5: TLDR011 Page never contains more than a single empty line
pages.en/windows/new-item.md:
Error: Parse error on line 33:
...h\to\registry_key}}` -Value {{{value}}`
-----------------------^
Expecting 'NEWLINE', 'TEXT', 'DASH', 'BACKTICK', got 'COMMAND_TEXT'
pages.en/windows/new-item.md:5: TLDR017 Information link should be surrounded with angle brackets
pages.en/windows/remove-item.md:5: TLDR017 Information link should be surrounded with angle brackets

Please fix the error(s) and push again.

[tldr-bot]

The build for this PR failed with the following error(s):

pages/windows/$psversiontable.md:1: TLDR013 Title should be alphanumeric with dashes, underscores or spaces
pages/windows/remove-item.md:
Error: Parse error on line 5:
...agement/remove-item>- Remove specific 
-----------------------^
Expecting 'END_INFORMATION_LINK_URL', got 'NEWLINE'
pages/windows/remove-item.md:5: TLDR011 Page never contains more than a single empty line
pages.en/windows/$psversiontable.md:1: TLDR013 Title should be alphanumeric with dashes, underscores or spaces
pages.en/windows/remove-item.md:
Error: Parse error on line 5:
...agement/remove-item>- Remove specific 
-----------------------^
Expecting 'END_INFORMATION_LINK_URL', got 'NEWLINE'
pages.en/windows/remove-item.md:5: TLDR011 Page never contains more than a single empty line

Please fix the error(s) and push again.

[Magrid0]

Looks good to me, thanks for your contribution!