[EuiDatePicker] Update ARIA and role attributes for better screen reader accessibility#5501

Merged

1Copenut merged 4 commits intoelastic:mainfrom

1Copenut:feature/tpierce-eui-5303

Dec 28, 2021

Commits on Dec 20, 2021

WIP. Upating a11y markup for Day, Time components.
1Copenut
committed

Commits on Dec 21, 2021

Adding ARIA and role markup for datepicker accessibility.
1Copenut
committed
Adding changelog entry and reverting a prop name change.
1Copenut
committed
Resolving changelog conflict.
1Copenut
committed