[UIK-5579][badge] redesign

[ilyabrower]

Motivation and Context

How has this been tested?

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue).
• New feature (non-breaking change which adds functionality).
• Breaking change (fix or feature that would cause existing functionality to not work as expected).
• Nice improve.

Checklist:

• I have updated the documentation accordingly.
• I have added new tests on added of fixed functionality.

[j-mnizhek]

@ilyabrower Ilya, we need to make the accent the default one, to support backwards compatibility for the cases where teams used Badge on the light background. Choosing to use light should be their decision.

We also need to add it to the playground.