fix: wait for test extension to load

Author: jsjoeio

test/e2e/extensions.test.ts

@@ -8,8 +8,12 @@ function runTestExtensionTests() {
   test("should have access to VSCODE_PROXY_URI", async ({ codeServerPage }) => {
     const address = await getMaybeProxiedCodeServer(codeServerPage)
 
+    // TODO@jsjoeio - reload page inside executeCommandViaMenus
     await codeServerPage.executeCommandViaMenus("code-server: Get proxy URI")
 
+    await codeServerPage.page.waitForSelector(".notification-list-item-message", {
+      timeout: 3000
+    })
     const text = await codeServerPage.page.locator(".notification-list-item-message").textContent()
     // Remove end slash in address
     const normalizedAddress = address.replace(/\/+$/, "")