Move pages under tldr, lint run.sh, update docs

tldr/windows/pswindowsupdate

@@ -0,0 +1,18 @@
+---
+syntax: markdown
+tags: [tldr, windows]
+source: https://github.com/tldr-pages/tldr.git
+---
+# PSWindowsUpdate
+
+> A PowerShell external module to manage Windows Update.
+> This tool provides multiple commands that all can only be run through PowerShell.
+> More information: <https://github.com/mgajda83/PSWindowsUpdate>.
+
+- Install the module using `Install-Module`:
+
+`Install-Module PSWindowsUpdate`
+
+- List all commands available under the module:
+
+`Get-Command -Module PSWindowsUpdate`