MM-52641 MM-52645 Playwright/Accessibility: Initial setup and accessibility fix on login page (#23254)

* MM-52641 Playwright/Accessibility: initial setup

* upgrade Playwright to 1.36.1

* fix accessibility at login page

* fix lint

* update snapshot

.gitignore

@@ -41,6 +41,7 @@ e2e-tests/playwright/storage_state
 e2e-tests/playwright/test-results
 e2e-tests/playwright/tests/**/*-darwin.png
 e2e-tests/playwright/tests/**/*-window.png
+e2e-tests/playwright/tests/accessibility/**/*-snapshots
 e2e-tests/playwright/.eslintcache
 
 # Enterprise & products imports files