Ticket #60669: 60669.1.patch

src/wp-content/themes/twentytwentytwo/style.css

@@ -65 +65 @@
 .wp-block-file .wp-block-file__button {
         background-color: var(--wp--preset--color--primary);
         border-radius: 0;
-        border: none;
+        border: 0 solid;
         color: var(--wp--preset--color--background);
         font-size: var(--wp--preset--font-size--medium);
         padding: calc(.667em + 2px) calc(1.333em + 2px);