Update the manuals in Docs/

Docs/check-gpu.md

@@ -1,4 +1,4 @@
-## The check-gpu.ps1 PowerShell Script
+## The PowerShell Script: check-gpu.ps1
 
 check-gpu.ps1 
 
@@ -13,6 +13,7 @@ check-gpu.ps1
 ```
 
 ## Source Code
+```powershell
 <#
 .SYNOPSIS
         Checks the GPU 
@@ -57,5 +58,6 @@ try {
         "⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
         exit 1
 }
+```
 
 *Generated by convert-ps2md.ps1 using the comment-based help of check-gpu.ps1*