feat: show number of selected posts in reject confirm

public/language/en-GB/post-queue.json

@@ -25,7 +25,7 @@
 	"reject-all": "Reject All",
 	"reject-all-confirm": "Do you want to reject all posts?",
 	"reject-selected": "Reject Selected",
-	"reject-selected-confirm": "Do you want to reject selected posts?",
+	"reject-selected-confirm": "Do you want to reject %1 selected posts?",
 	"bulk-accept-success": "%1 posts accepted",
 	"bulk-reject-success": "%1 posts rejected"
 }

public/src/client/post-queue.js

@@ -162,7 +162,7 @@ define('forum/post-queue', [
 			}
 			const ids = queueEls.map((i, el) => $(el).attr('data-id')).get();
 			const showConfirm = bulkAction === 'reject-all' || bulkAction === 'reject-selected';
-			if (!ids.length || (showConfirm && !(await confirmReject(`[[post-queue:${bulkAction}-confirm]]`)))) {
+			if (!ids.length || (showConfirm && !(await confirmReject(`[[post-queue:${bulkAction}-confirm, ${ids.length}]]`)))) {
 				return;
 			}
 			const action = bulkAction.split('-')[0];