Fixed the issue when support help and psd1 in {module}.Management folder (#20674)

Assume help folder and psd1 are in the same folder

Author: dolauli

tools/Gen2Master/MoveFromGeneration2Master.ps1

@@ -259,7 +259,12 @@ Function Move-Generation2MasterHybrid {
             }
 
             #copy generated docs to help folder
-            Copy-Item -Path ("$SourcePath\{0}\docs\*" -f $submoduleDir.Name) -Destination "$DestPath\$ModuleName\help" -Filter *-*
+            #Assume psd1 and help are in the same folder.
+            $Psd1FolderPostfix = '';
+            if (-not (Test-Path (Join-Path -Path (Join-Path -Path $DestPath -ChildPath $ModuleName) -ChildPath "Az.$ModuleName.psd1"))) {
+                $Psd1FolderPostfix = '.Management'
+            }
+            Copy-Item -Path ("$SourcePath\{0}\docs\*" -f $submoduleDir.Name) -Destination "$DestPath\$ModuleName$Psd1FolderPostfix\help" -Filter *-*
 
             #Region generate-info.json Here have a issue that user may not use latest version to generate the code.
             $generateInfo = @{}
@@ -299,10 +304,6 @@ Function Move-Generation2MasterHybrid {
             dotnet sln $SolutionPath add (Join-Path -Path (Join-Path -Path $DestPath -ChildPath $submoduleDir.Name) -ChildPath Az.$submoduleName.csproj)
 
             # Update psd1
-            $Psd1FolderPostfix = '';
-            if (-not (Test-Path (Join-Path -Path (Join-Path -Path $DestPath -ChildPath $ModuleName) -ChildPath "Az.$ModuleName.psd1"))) {
-                $Psd1FolderPostfix = '.Management'
-            }
             $DestPsd1Path = Join-Path -Path (Join-Path -Path $DestPath -ChildPath $ModuleName$Psd1FolderPostfix) -ChildPath "Az.$ModuleName.psd1"
             $Psd1Metadata = Import-LocalizedData -BaseDirectory (Join-Path -Path $DestPath -ChildPath $ModuleName$Psd1FolderPostfix) -FileName "Az.$ModuleName.psd1"
             $SubModulePsd1MetaData = Import-LocalizedData -BaseDirectory (Join-Path -Path $SourcePath -ChildPath $submoduleDir.Name) -FileName "Az.$submoduleName.psd1"