[Figma] update toggle content in library

[laurenmrice]

Some props and the default component example content should be updated to the following:

• *We need to consult with dev to align on this terminology and have it implemented in code first. Issue opened: #15240

Visual example

• The default visuals of the component in Figma should be labeled as this until someone changes the text of the Label and State text. This is partly coming from a11y suggestions to make the content more clear:

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• All themes file
• Review

[stale]

We've marked this issue as stale because there hasn't been any activity for a couple of weeks. If there's no further activity on this issue in the next three days then we'll close it. You can keep the conversation going with just a short comment. Thanks for your contributions.