Bump prettier from 2.8.6 to 2.8.7

Bumps [prettier](https://github.com/prettier/prettier) from 2.8.6 to 2.8.7.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md)
- [Commits](prettier/prettier@2.8.6...2.8.7)

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

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

Author: dependabot[bot]

package-lock.json

@@ -6,6 +6,6 @@
     "markdown-link-check": "3.10.3",
     "markdown-toc": "1.2.0",
     "markdownlint-cli": "0.33.0",
-    "prettier": "2.8.6"
+    "prettier": "2.8.7"
   }
 }