Always load Stripe Billing integration to support previous US stores that have existing Stripe Billing subscriptions but switched countries (#10568)

Co-authored-by: James Allan <james.allan@automattic.com>
Co-authored-by: Shendy <73803630+shendy-a8c@users.noreply.github.com>

Author: 3 people

changelog/fix-10567-always-load-stripe-billing-integration

@@ -0,0 +1,4 @@
+Significance: patch
+Type: fix
+
+Resolved an issue on stores that had the Stripe Billing feature enabled (US-only) and then changed their store location to an ineligible country.

includes/class-wc-payments.php

@@ -754,10 +754,8 @@ function () {
 		}
 
 		// Load Stripe Billing subscription integration.
-		if ( WC_Payments_Features::is_stripe_billing_eligible() ) {
-			include_once WCPAY_ABSPATH . '/includes/subscriptions/class-wc-payments-subscriptions.php';
-			WC_Payments_Subscriptions::init( self::$api_client, self::$customer_service, self::$order_service, self::$account, self::$token_service );
-		}
+		include_once WCPAY_ABSPATH . '/includes/subscriptions/class-wc-payments-subscriptions.php';
+		WC_Payments_Subscriptions::init( self::$api_client, self::$customer_service, self::$order_service, self::$account, self::$token_service );
 
 		if ( defined( 'WC_VERSION' ) && version_compare( WC_VERSION, '7.9.0', '<' ) ) {
 			add_action( 'woocommerce_onboarding_profile_data_updated', 'WC_Payments_Features::maybe_enable_wcpay_subscriptions_after_onboarding', 10, 2 );