fix: keep site banner off login page

scripts/review_account_ui.cjs

@@ -117,13 +117,8 @@ const site = { login: { message: '', showJellyfinLogin: true, showLocalLogin: tr
   assert.equal(await page.getByRole('button', { name: 'Sign in', exact: true }).count(), 0)
   assert.equal(await page.getByRole('link', { name: 'Forgot password?' }).count(), 0)
   assert.equal(await page.getByRole('link', { name: /Create an account/ }).count(), 0)
-  assert(await page.getByText('Maintenance tonight').isVisible())
+  assert.equal(await page.getByText('Maintenance tonight').count(), 0)
   assert(await page.getByText('Sign-in help is available from the media team.').isVisible())
-  const customBannerStyle = await page.getByText('Maintenance tonight').evaluate((element) => ({
-    background: getComputedStyle(element).backgroundColor,
-    border: getComputedStyle(element).borderTopColor,
-  }))
-  assert.deepEqual(customBannerStyle, { background: 'rgb(36, 23, 47)', border: 'rgb(217, 70, 239)' })
   options = structuredClone(site)
   options.login.showLocalLogin = false
   await openLogin()
@@ -131,7 +126,7 @@ const site = { login: { message: '', showJellyfinLogin: true, showLocalLogin: tr
   await login()
   await page.waitForURL(base + '/welcome')
   assert((await context.cookies()).some((cookie) => cookie.name === 'magent_logged_in' && cookie.value === '1'))
-  console.log('PASS: both sign-in providers, disabled methods, error states, password visibility, redirect, login message and custom banner colours')
+  console.log('PASS: both sign-in providers, disabled methods, error states, password visibility, redirect, login-only message and hidden site banner')
 
   options.banner = { enabled: true, message: 'Custom site banner', tone: 'warning', backgroundColor: '#24172f', borderColor: '#d946ef' }
   await page.goto(base + '/admin/site')