Bump @asciidoctor/core from 2.2.6 to 2.2.7

Bumps [@asciidoctor/core](https://github.com/asciidoctor/asciidoctor.js) from 2.2.6 to 2.2.7.
- [Release notes](https://github.com/asciidoctor/asciidoctor.js/releases)
- [Changelog](https://github.com/asciidoctor/asciidoctor.js/blob/main/CHANGELOG.adoc)
- [Commits](asciidoctor/asciidoctor.js@v2.2.6...v2.2.7)

---
updated-dependencies:
- dependency-name: "@asciidoctor/core"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -5,7 +5,7 @@
  "version": "0.1.0",
  "author": "George Adams <gadams@microsoft.com>",
  "dependencies": {
- "@asciidoctor/core": "^2.2.6",
+ "@asciidoctor/core": "^2.2.7",
  "@emotion/react": "^11.11.3",
  "@emotion/styled": "^11.11.0",
  "@fortawesome/fontawesome-free": "^6.5.1",