fix(deps): update dependency js-yaml to v4

Author: renovate-bot

package-lock.json

@@ -53,7 +53,7 @@
     "execa": "4.1.0",
     "globby": "11.0.4",
     "istanbul-lib-coverage": "3.0.0",
-    "js-yaml": "3.14.1",
+    "js-yaml": "4.1.0",
     "nyc": "15.1.0"
   },
   "devDependencies": {