fix(zone): update styles to use the prefix

[tay1orjones]

Closes #14827

Changelog

Changed

• update tokens to use the configurable prefix instead of a hardcoded cds
  • These style declarations were first introduced in style(Theme): set background, color by default with theme zones #11895

Testing / Reviewing

• zone styles should now respect any configured prefix

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[tw15egan]

Thanks for fixing that 😄