fix: issue 383 (#384)

## Issue

Issue #383

## Description

Description of changes: 
- fix: use additionalFile instead of inputConfigFilePath

Author: nparadis889

src/ALZ/Private/Deploy-Accelerator-Helpers/New-Bootstrap.ps1

@@ -240,7 +240,7 @@ function New-Bootstrap {
                     Write-Verbose "Copying folder $additionalFile to $destination"
                     Copy-Item -Path "$additionalFile/*" -Destination $destination -Recurse -Force
                 } else {
-                    $fileName = [System.IO.Path]::GetFileName($inputConfigFilePath)
+                    $fileName = [System.IO.Path]::GetFileName($additionalFile)
                     $destination = Join-Path -Path $starterRootModuleFolderPath -ChildPath $fileName
                     Write-Verbose "Copying file $additionalFile to $destination"
                     Copy-Item -Path $additionalFile -Destination $destination -Force