MM-63820 chore(e2e): update dependencies and docs (#30807)

* chore(e2e): update dependencies and docs

* update the use of postMessage, expose 8065 on test server and fix flakiness on profile popover

e2e-tests/playwright/specs/functional/channels/gif_picker/gif_picker_search.spec.ts

@@ -53,7 +53,7 @@ test.fixme(
         await channelsPage.toBeVisible();
 
         // # Send a message
-        await channelsPage.centerView.postCreate.postMessage('Message to open RHS');
+        await channelsPage.postMessage('Message to open RHS');
 
         // # Open the last post sent in RHS
         const lastPost = await channelsPage.getLastPost();