Prevent initializing coming soon feature if it's already initialized (#50668)

* Prevent initializing coming soon feature if store pages only

* Add changelog

* Improve check

plugins/woocommerce/changelog/update-lys-init-coming-soon

@@ -0,0 +1,4 @@
+Significance: patch
+Type: tweak
+
+Prevent initializing coming soon feature if it's already initialized

plugins/woocommerce/src/Admin/API/LaunchYourStore.php

@@ -128,6 +128,11 @@ class LaunchYourStore {
 			return;
 		}
 
+		if ( false === get_option( 'woocommerce_store_pages_only', false ) ) {
+			// Coming soon already initialized.
+			return false;
+		}
+
 		$coming_soon      = 'yes';
 		$store_pages_only = WCAdminHelper::is_site_fresh() ? 'no' : 'yes';
 		$private_link     = 'no';