Set all Azure Files for default permissions

Update-StorageAccountDefaultPermissions.ps1

#https://learn.microsoft.com/en-us/azure/storage/files/storage-files-identity-ad-ds-assign-permissions?tabs=azure-powershell#share-level-permissions-for-all-authenticated-identities
Get-AzStorageAccount|%{
    $x=$_;
    $_.AzureFilesIdentityBasedAuth|?{$_.DefaultSharePermission -eq $null}|%{
        Set-AzStorageAccount -DefaultSharePermission "StorageFileDataSmbShareContributor" -ResourceGroupName $x.ResourceGroupName -AccountName $x.StorageAccountName
    }
}