Refactor Windows settings function for clarity

Renames the function for populating Windows settings UI controls to better reflect its purpose.

The `Get-` verb more accurately describes the function's action of retrieving information from the ISO file, as opposed to the previous `Initialize-` verb.

FFUDevelopment/FFUUI.Core/FFUUI.Core.WindowsSettings.psm1

@@ -463,7 +463,7 @@ function Update-WindowsSkuCombo {
 }
 
 # Combined function to initialize the Release, Version, and SKU combos
-function Initialize-WindowsSettingsCombos {
+function Get-WindowsSettingsCombos {
     param(
         [string]$isoPath,
         [Parameter(Mandatory = $true)]