Components Examples Bug: Changing Color of progress bars don't work.

[MentalGear]

Bug, feature request, or proposal:

On the official component page, selecting any progress component, the changing color of progress bars don't work.

What is the expected behavior?

change

What is the current behavior?

none

[devversion]

Wating for #2781 to be merged.

[angular-automatic-lock-bot]

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