Bump textlint from 14.8.0 to 14.8.4

Bumps [textlint](https://github.com/textlint/textlint) from 14.8.0 to 14.8.4.
- [Release notes](https://github.com/textlint/textlint/releases)
- [Commits](textlint/textlint@v14.8.0...v14.8.4)

---
updated-dependencies:
- dependency-name: textlint
  dependency-version: 14.8.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]