fix(drawer): Fix focus return to the trigger button after the drawer closes

[artemtrusov-cengage]

Issue: #1240

What I did

fix(drawer): Corrected examples for a drawer component to ensure focus returns to the opening button after the drawer closes.

Screenshots:

Checklist

• [x] changeset has been added
• [x] Pull request description is descriptive
• [x] I have made corresponding changes to the documentation
• [x] New and existing unit tests pass locally with my changes
• [ ] I have added tests that prove my fix is effective or that my feature works

How to test

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🦋 Changeset detected

Latest commit: 7aaee660ef5c45e72c0318851d4c082b2053a109

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

| Name | Type | | ---------------- | ----- | | react-magma-docs | Patch |

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