Use router icon in empty state playground

[JeffGreiner-eaton]

Fixes https://github.com/etn-ccis/blui-react-component-library/issues/831.

Changes proposed in this Pull Request:

• Update icon name

Screenshots / Screen Recording (if applicable)

-

To Test:

• https://blui-react-docs--pr845-fix-blui-5259-missin-fyqdgqcw.web.app/components/empty-state/playground
• and toggle icons

Any specific feedback you are looking for?

-

[github-actions[bot]]

Visit the preview URL for this PR (updated for commit dca27de):

https://blui-react-docs--pr845-fix-blui-5259-missin-fyqdgqcw.web.app

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[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (227ec85) 84.03% compared to head (dca27de) 84.03%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## dev #845 +/- ## ======================================= Coverage 84.03% 84.03% ======================================= Files 58 58 Lines 1234 1234 Branches 158 158 ======================================= Hits 1037 1037 Misses 98 98 Partials 99 99 ``` | [Flag](https://app.codecov.io/gh/etn-ccis/blui-react-component-library/pull/845/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=etn-ccis) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/etn-ccis/blui-react-component-library/pull/845/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=etn-ccis) | `84.03% <ø> (ø)` | | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=etn-ccis#carryforward-flags-in-the-pull-request-comment) to find out more.

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[ektaghag-eaton]

Working fine.