A11y Update: Bubble Component not fixed

[PhuVyNguyen]

#1500

This was an issue that was resolved in the past, but I'm noticing the yellow warning bubble has not changed and still does not fit the basic requirements WCAG text contrast:

here is the link:
https://paragon-openedx.netlify.app/components/bubble/?themes=N4IgLiBcDaoHZRAUQDYFsAEAKApgEwA0A6AewCcBzAShABoQBXKaEACzDAAcBnSAej4BjPHCIArbnhwoAlgDcyRODjB84nNHwAC%2BAB59paALRhWONDi0BGPnhndVg8jiKDu3Omw49%2BQkeMlpeUVlVXVNHTx9QxMzC2tbe1VZCnZXdxAAXQBfTPoZKAAGbKA