Merged PR 34471: Fix code error

## What's being changed

This fixes a regression in this PR: https://dev.azure.com/dotdigital/ec/_git/dd-wordpress-signup-form/pullrequest/34393.

## Why it's being changed

Some code was changed but accidentally re-ordered.

## How to review / test this change

- Re-run the sign up and resubscribe tests

Related work items: #162849

DotMailerConnect.php

@@ -121,11 +121,11 @@ function reSubscribeContact( $email, $addressBookId, $datafields = [] ) {
 		}
 
     }
-    
+
 	private function createOrResubscribeContact( $addressBookId, $contact )
 	{
-			$result = $addressBookId == -1 ? $this->resources->PostContacts( $contact ) : $this->resources->PostAddressBookContacts( $addressBookId ,$contact );
 		if ( $contact instanceof DataTypes\ApiContact ) {
+			$result = $addressBookId == -1 ? $this->resources->PostContacts( $contact ) : $this->resources->PostAddressBookContacts( $addressBookId ,$contact );
 		} else {
 			$result = $addressBookId == -1 ? $this->resources->PostContactsResubscribe( $contact ) : $this->resources->PostAddressBookContactsResubscribe( $addressBookId ,$contact );
 		}