[Test Fix] - Wait for OpenToast.es.js instead of ClayToast.js

• Type: Technical Task
• Status: Closed
• Priority: Minor
• Resolution: Completed
• Affects Version/s: None
• Fix Version/s: None
• Component/s: RTL Infrastructure
• Labels: None
• Sprint: S03E28 - New York, S03E29 - Como

CI relevant test failed in PR with error:

Element is not present at "//script[contains(@src,'ClayToast.js')]"

The fix is wait for OpenToast.es.js present in page instead of ClayToast.js.