Bump @atlaskit/editor-plugin-toolbar-lists-indentation

Bumps [@atlaskit/editor-plugin-toolbar-lists-indentation](https://bitbucket.org/atlassian/atlassian-frontend-mirror) from 7.0.10 to 7.0.15.
- [Commits](https://bitbucket.org/atlassian/atlassian-frontend-mirror/commits)

---
updated-dependencies:
- dependency-name: "@atlaskit/editor-plugin-toolbar-lists-indentation"
  dependency-version: 7.0.15
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]