Fixing issue with cmdlets incorrectly getting tagged as only available in nightly

This issue occurred because the master branch was not updated anymore based on the dev branch with every release. Changed the script now so that it takes the latest stable PnP PowerShell from the PowerShellGallery and compares against that instead of the master branch.

Author: KoenZomers

pages/Build-Site.ps1

@@ -2,8 +2,7 @@
 #New-Item -Path "./dev/pages/cmdlets/released" -ItemType Directory
 #New-Item -Path "./dev/pages/cmdlets/nightly" -ItemType Directory
 
-$nightlycmdlets = Get-ChildItem "./dev/documentation/*.md" | ForEach-Object { $_ | Select-Object -ExpandProperty Name }
-$releasedcmdlets = Get-ChildItem "./master/documentation/*.md" | ForEach-Object { $_ | Select-Object -ExpandProperty Name }
+$nightlycmdlets = Get-ChildItem "./dev/documentation/*.md" | ForEach-Object { $_ | Select-Object -ExpandProperty BaseName }
 
 class FrontMatters {
     [hashtable] GetHeader($path) {
@@ -27,7 +26,6 @@ class FrontMatters {
         return $header
     }
 
-
     [string] WriteHeader($path, $header) {
 
         $c = get-content $path
@@ -68,18 +66,29 @@ $aliasCmdlets = @()
 Try {
 	Write-Host "Generating documentation files for alias cmdlets" -ForegroundColor Yellow
 	# Load the Module in a new PowerShell session
-	$scriptBlock = {
-		Write-Host "Installing latest nightly of PnP PowerShell"
+	$scriptBlockNightlyRelease = {
+		Write-Host "Installing latest nightly release of PnP PowerShell"
   		Install-Module PnP.PowerShell -AllowPrerelease -Force
 
   		Write-Host "Retrieving PnP PowerShell alias cmdlets"
 		$cmdlets = Get-Command -Module PnP.PowerShell | Where-Object CommandType -eq "Alias" | Select-Object -Property @{N="Alias";E={$_.Name}}, @{N="ReferencedCommand";E={$_.ReferencedCommand.Name}}
 		$cmdlets
   		Write-Host "$($cmdlets.Length) alias cmdlets retrieved"
 	}
-	$aliasCmdlets = Start-ThreadJob -ScriptBlock $scriptBlock | Receive-Job -Wait
+	$aliasCmdlets = Start-ThreadJob -ScriptBlock $scriptBlockNightlyRelease | Receive-Job -Wait
+
+    $aliasCmdletsCount = $aliasCmdlets.Length
+
+    $scriptBlockStableRelease = {
+		Write-Host "Installing latest stable release of PnP PowerShell"
+  		Install-Module PnP.PowerShell -AllowPrerelease -Force
 
- 	$aliasCmdletsCount = $aliasCmdlets.Length
+  		Write-Host "Retrieving PnP PowerShell cmdlets"
+		$cmdlets = Get-Command -Module PnP.PowerShell | Select-Object Name
+		$cmdlets
+  		Write-Host "$($cmdlets.Length) cmdlets retrieved"
+	}
+	$stableReleaseCmdlets = Start-ThreadJob -ScriptBlock $scriptBlockStableRelease | Receive-Job -Wait
 
   	Write-Host "- Retrieving alias template page"
 	$aliasTemplatePageContent = Get-Content -Path "./dev/pages/cmdlets/alias.template" -Raw
@@ -102,7 +111,7 @@ Write-Host "Copying documentation files to page cmdlets"
 Copy-Item -Path "./dev/documentation/*.md" -Destination "./dev/pages/cmdlets" -Force
 
 foreach ($nightlycmdlet in $nightlycmdlets) {
-    if (!$releasedcmdlets.Contains($nightlycmdlet)) {
+    if (!$stableReleaseCmdlets.Contains($nightlycmdlet)) {
         Copy-Item "./dev/documentation/$nightlycmdlet" -Destination "./dev/pages/cmdlets" -Force | Out-Null
         # update the document to state it's only available in the nightly build
         $header = $fm.GetHeader("./dev/pages/cmdlets/$nightlycmdlet")
@@ -156,7 +165,7 @@ foreach ($cmdletPage in $cmdletPages)
     $cmdletIndexPageList += "- [$($cmdletPage.BaseName)]($($cmdletPage.Name))"
 
     # Check if the cmdlet only exists in the nightly build
-    if (!$releasedcmdlets.Contains($cmdletPage.Name))
+    if (!$stableReleaseCmdlets.Contains($cmdletPage.BaseName))
     {
         # Add a 1 to the cmdlet name if it's only available in the nightly build
         $cmdletIndexPageList = $cmdletIndexPageList + " <sup>1</sup>"