Bump js-yaml from 3.14.1 to 4.1.0

Bumps [js-yaml](https://github.com/nodeca/js-yaml) from 3.14.1 to 4.1.0.
- [Changelog](https://github.com/nodeca/js-yaml/blob/master/CHANGELOG.md)
- [Commits](nodeca/js-yaml@3.14.1...4.1.0)

---
updated-dependencies:
- dependency-name: js-yaml
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

package.json

@@ -8,7 +8,7 @@
     "@adobe/aio-lib-core-config": "^3.0.0",
     "@oclif/core": "^1.3.5",
     "hjson": "^3.2.2",
-    "js-yaml": "^3.14.1"
+    "js-yaml": "^4.1.0"
   },
   "devDependencies": {
     "@adobe/eslint-config-aio-lib-config": "^2.0.1",