HideAttachments: fix broken css (#1707)

src/plugins/hideAttachments.tsx

@@ -72,7 +72,7 @@ export default definePlugin({
     async buildCss() {
         const elements = [...hiddenMessages].map(id => `#message-accessories-${id}`).join(",");
         style.textContent = `
-        :is(${elements}) :is([class*="embedWrapper", [class*"clickableSticker"]) {
+        :is(${elements}) :is([class*="embedWrapper"], [class*="clickableSticker"]) {
             /* important is not necessary, but add it to make sure bad themes won't break it */
             display: none !important;
         }