Bump @fortawesome/fontawesome-free from 5.15.4 to 6.7.2 (#2643)

Bumps [@fortawesome/fontawesome-free](https://github.com/FortAwesome/Font-Awesome) from 5.15.4 to 6.7.2.
- [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@5.15.4...6.7.2)

---
updated-dependencies:
- dependency-name: "@fortawesome/fontawesome-free"
  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

@@ -9,7 +9,7 @@
     },
     "dependencies": {
         "@duetds/date-picker": "^1.4.0",
-        "@fortawesome/fontawesome-free": "^5.15.1",
+        "@fortawesome/fontawesome-free": "^6.7.2",
         "bootstrap": "^5.3.3",
         "codemirror": "^5.58.2",
         "gulp": "^5.0.0",