Bump eslint-config-brightspace from 1.3.2 to 2.1.2

Bumps [eslint-config-brightspace](https://github.com/Brightspace/eslint-config-brightspace) from 1.3.2 to 2.1.2.
- [Release notes](https://github.com/Brightspace/eslint-config-brightspace/releases)
- [Commits](Brightspace/eslint-config-brightspace@v1.3.2...v2.1.2)

---
updated-dependencies:
- dependency-name: eslint-config-brightspace
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -38,7 +38,7 @@
     "@web/dev-server": "^0.4",
     "@web/test-runner": "^0.18",
     "eslint": "^8",
-    "eslint-config-brightspace": "^1.1",
+    "eslint-config-brightspace": "^2.1",
     "eslint-plugin-html": "^7",
     "eslint-plugin-import": "^2",
     "eslint-plugin-lit": "^1",