Bump @fortawesome/free-solid-svg-icons from 6.7.2 to 7.0.0 (#1180)

Bumps [@fortawesome/free-solid-svg-icons](https://github.com/FortAwesome/Font-Awesome) from 6.7.2 to 7.0.0.
- [Release notes](https://github.com/FortAwesome/Font-Awesome/releases)
- [Changelog](https://github.com/FortAwesome/Font-Awesome/blob/7.x/CHANGELOG.md)
- [Commits](FortAwesome/Font-Awesome@6.7.2...7.0.0)

---
updated-dependencies:
- dependency-name: "@fortawesome/free-solid-svg-icons"
  dependency-version: 7.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -10,7 +10,7 @@
   "dependencies": {
     "@fortawesome/fontawesome-svg-core": "7.0.0",
     "@fortawesome/free-brands-svg-icons": "7.0.0",
-    "@fortawesome/free-solid-svg-icons": "6.7.2",
+    "@fortawesome/free-solid-svg-icons": "7.0.0",
     "@fortawesome/react-fontawesome": "0.2.3",
     "@mdx-js/react": "2.3.0",
     "darkmode-js": "1.5.7",