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

tldr/windows/set-date

@@ -0,0 +1,22 @@
+---
+syntax: markdown
+tags: [tldr, windows]
+source: https://github.com/tldr-pages/tldr.git
+---
+# Set-Date
+
+> Changes the system time on the computer to a time that you specify.
+> This command can only be used through PowerShell.
+> More information: <https://learn.microsoft.com/powershell/module/microsoft.powershell.utility/set-date>.
+
+- Add three days to the system date:
+
+`Set-Date -Date (Get-Date).AddDays({{3}})`
+
+- Set the system clock back 10 minutes:
+
+`Set-Date -Adjust -0:10:0 -DisplayHint Time`
+
+- Add 90 minutes to the system clock:
+
+`$90mins = New-TimeSpan -Minutes {{90}}; Set-Date -Adjust $90mins`