Fix pinned message e2e flakes (#28268)

playwright/e2e/pinned-messages/index.ts

@@ -197,8 +197,8 @@ export class Helpers {
     async assertEmptyPinnedMessagesList() {
         const rightPanel = this.getRightPanel();
         await expect(rightPanel).toMatchScreenshot(`pinned-messages-list-empty.png`, {
-            css: `
             // hide the tooltip "Room information" to avoid flakiness
+            css: `
                 [data-floating-ui-portal] {
                     display: none !important;
                 }

playwright/e2e/pinned-messages/pinned-messages.spec.ts

@@ -31,8 +31,8 @@ test.describe("Pinned messages", () => {
         const tile = util.getEventTile("Msg1");
         await expect(tile).toMatchScreenshot("pinned-message-Msg1.png", {
             mask: [tile.locator(".mx_MessageTimestamp")],
-            css: `
             // Hide the jump to bottom button in the timeline to avoid flakiness
+            css: `
                 .mx_JumpToBottomButton {
                     display: none !important;
                 }