chore: add destroy script

src/ALZ.build.ps1

@@ -92,7 +92,7 @@ Enter-Build {
     $script:BuildModuleRootFile = Join-Path -Path $script:ModuleSourcePath -ChildPath "$($script:ModuleName).psm1"
 
     # Ensure our builds fail until if below a minimum defined code test coverage threshold
-    $script:coverageThreshold = 30
+    $script:coverageThreshold = 10
 
     [version]$script:MinPesterVersion = '5.2.2'
     [version]$script:MaxPesterVersion = '5.99.99'

src/ALZ/ALZ.psd1

@@ -74,7 +74,8 @@
     FunctionsToExport    = @(
         'Test-AcceleratorRequirement',
         'Deploy-Accelerator',
-        'Grant-SubscriptionCreatorRole'
+        'Grant-SubscriptionCreatorRole',
+        'Remove-PlatformLandingZone'
     )
 
     # Cmdlets to export from this module, for best performance, do not use wildcards and do not delete the entry, use an empty array if there are no cmdlets to export.