Bump @fortawesome/free-solid-svg-icons from 6.6.0 to 6.7.1

Bumps [@fortawesome/free-solid-svg-icons](https://github.com/FortAwesome/Font-Awesome) from 6.6.0 to 6.7.1.
- [Release notes](https://github.com/FortAwesome/Font-Awesome/releases)
- [Changelog](https://github.com/FortAwesome/Font-Awesome/blob/6.x/CHANGELOG.md)
- [Commits](FortAwesome/Font-Awesome@6.6.0...6.7.1)

---
updated-dependencies:
- dependency-name: "@fortawesome/free-solid-svg-icons"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

package.json

@@ -9,7 +9,7 @@
   },
   "dependencies": {
     "@fortawesome/fontawesome-svg-core": "^6.6.0",
-    "@fortawesome/free-solid-svg-icons": "^6.6.0",
+    "@fortawesome/free-solid-svg-icons": "^6.7.1",
     "@fortawesome/vue-fontawesome": "^3.0.8",
     "markdown-it-container": "^4.0.0"
   }