[ic-date-input] - inconsistent behaviour on blur when field is in error

[ad9242]

Summary of the bug

When a date-input has a validation error, there is inconsistent behaviour when the field loses focus. If using tab to leave the field, the date & error are cleared:

However, if clicking elsewhere to leave the field, the date & error remain

🪜 How to reproduce

Tell us the steps to reproduce the problem:

1. Go to page: date-input disable past story

2. Enter a date in the past

3. use tab to tab over the clear input button & leave the field - the error & date are cleared

4. repeat, but click outside of field instead of using tab key - the error & date remain

🧐 Expected behaviour

Field should remain in error in all cases when blurred