chore(deps-dev): bump @storybook/addon-essentials from 7.0.12 to 7.0.…

…18 (#3338)

Bumps [@storybook/addon-essentials](https://github.com/storybookjs/storybook/tree/HEAD/code/addons/essentials) from 7.0.12 to 7.0.18.
- [Release notes](https://github.com/storybookjs/storybook/releases)
- [Changelog](https://github.com/storybookjs/storybook/blob/v7.0.18/CHANGELOG.md)
- [Commits](https://github.com/storybookjs/storybook/commits/v7.0.18/code/addons/essentials)

---
updated-dependencies:
- dependency-name: "@storybook/addon-essentials"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>