Bump storybook from 7.0.5 to 7.0.7 in /assets (#1361)

Bumps [storybook](https://github.com/storybookjs/storybook/tree/HEAD/lib/cli) from 7.0.5 to 7.0.7.
- [Release notes](https://github.com/storybookjs/storybook/releases)
- [Commits](https://github.com/storybookjs/storybook/commits/v7.0.7/lib/cli)

---
updated-dependencies:
- dependency-name: storybook
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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